Climate of United States

Last updated: April 14, 2025

The climate of the United States is characterized by remarkable extremes and regional diversity. In Alaska, temperatures can plummet to a staggering -50°C (-58°F) in February, while California basks in sweltering heat, reaching up to 51°C (124°F) in September. Precipitation varies significantly as well; Florida experiences the highest rainfall in August, with an impressive 208 mm (8.2 in), contrasting sharply with California, where precipitation can dip to a mere 2 mm (0.1 in) during the same month. Additionally, humidity levels fluctuate widely, with average minimums around 33% in August in Nevada and maximums soaring to 95% in December in Alaska. This intricate tapestry of climate factors illustrates the diverse weather patterns that define the American landscape.

United States Climate Zones

The United States boasts a diverse array of climate zones, each contributing to the rich tapestry of ecosystems and lifestyles across the nation. From the humid subtropical climates of Alabama, Florida, and Georgia (Cfa) to the continental climates of Alaska (Dsc, Dfb, Dfc) and the arid desert conditions found in Arizona (BSh, BWh), the variation is striking. States like California and Nevada exhibit Mediterranean (Csa, Csb) and desert (BWk) climates, while the lush coastal regions of Hawaii enjoy tropical weather (Af). In contrast, the rugged terrains of Montana and Wyoming reflect a mix of cold (Dfb, Dfc) and semi-arid (BSk, BWk) climates. With climates ranging from the frigid temperatures in North Dakota (Dfb) to the warm, almost tropical weather in Southern Florida, the U.S. climate zones not only shape the environment but also influence the culture and economy of each state.

Köppen-Geiger Climate Classification of United States
Climate ZoneDescription
AfTropical rainforest climate with no dry season and high temperatures year-round.
AmTropical monsoon climate with heavy rainfall and high temperatures.
AsTropical savanna climate with a dry season occurring in summer.
AwTropical savanna climate with a dry season occurring in winter.
BShHot semi-arid climate with low rainfall and high temperatures.
BSkCold semi-arid climate with low rainfall and significant temperature variation.
BWhHot desert climate with extremely low rainfall and high temperatures.
BWkCold desert climate with low rainfall and cold temperatures.
CfaHumid subtropical climate with hot summers and mild winters.
CfbOceanic climate with mild temperatures and moderate rainfall year-round.
CfcSubpolar oceanic climate with cool temperatures and consistent precipitation.
CsaHot-summer Mediterranean climate with dry summers and wet winters.
CsbWarm-summer Mediterranean climate with dry summers and wet winters.
DfaHumid continental climate with hot summers and cold winters.
DfbHumid continental climate with warm summers and cold winters.
DfcSubarctic climate with cold, long winters and short, mild summers.
DsbWarm-summer Mediterranean-influenced humid continental climate with dry summers.
DscCold-summer Mediterranean-influenced humid continental climate with dry summers.
DwaMonsoon-influenced humid continental climate with dry winters and hot summers.
DwbMonsoon-influenced humid continental climate with dry winters and warm summers.
ETTundra climate with short, cool summers and long, cold winters.

United States Temperature by Month

The United States showcases a dramatic range of temperatures throughout the year, reflecting its diverse climates. January brings chills to Alaska, with minimums plummeting to -48°C (-54°F), while Texas basks in a mild maximum of 36°C (98°F). As winter progresses into February, temperatures dip even lower in Alaska, reaching -50°C (-58°F), yet Texas sees a rise, hitting 39°C (102°F). By March, this trend continues, as Alaska's minimum remains frigid at -45°C (-49°F), contrasted against Texas' maximum soaring to 40°C (104°F). As spring arrives in April and May, California emerges as a new hotspot, with temperatures escalating to highs of 43°C (110°F) and 45°C (113°F) respectively, while Alaska's minimums gradually rise. The summer months of June, July, and August peak with impressive maximums around 50°C (122°F) in California, even as cold spots like Wyoming and Idaho experience lows around -3°C (27°F). As autumn descends in September and October, California continues to record astonishing highs, with October seeing a max of 44°C (111°F), while Montana records a chilling minimum of -36°C (-32°F). Even in November, Alaska endures bitter cold at -41°C (-42°F), but Arizona counters with a warm 37°C (98°F). Finally, December signals a return to extreme cold in Alaska, with temperatures plunging to -47°C (-53°F), while Texas wraps up the year with a comfortable 36°C (97°F). This stark contrast in monthly temperatures illustrates the vast climatic spectrum across the U.S., where the scalding heat of California and the icy grip of Alaska coexist within the same nation.

Monthly Temperatures in United States

The chart illustrates United States's temperature patterns throughout the year, with values aggregated from various locations across the region. It highlights seasonal variations and temperature changes across the months.
JanFebMarAprMayJunJulAugSepOctNovDec475359647378818077685450
Data source: United States temperature data aggregated from multiple country locations, generated using Copernicus Climate Change Service information.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

Precipitation Patterns in United States

Precipitation patterns in the United States reveal striking contrasts across regions and seasons. In August, while California experiences a minimal 2 mm of rainfall, Florida sees a significant maximum of 208 mm, showcasing its subtropical climate's propensity for heavy summer showers. Similarly, the frequency of rainy days varies dramatically; July in Oregon can boast a dry spell with 0 days of precipitation, while Florida is drenched across 25 days, highlighting the state’s summer thunderstorms. These trends underline the diverse climatic influences at play, from arid conditions in the West to the humid subtropical weather in the Southeast.

Precipitation Trends in United States

The chart illustrates United States's yearly temperature patterns, showing data aggregated from various locations across the region, highlighting seasonal variations and monthly temperature changes.
JanFebMarAprMayJunJulAugSepOctNovDec11115513714011114511513010411974143
Data source: United States precipitation data aggregated from multiple country locations, generated using Copernicus Climate Change Service information.
Choose your preferred precipitation unit

United States Humidity

In the United States, humidity levels can vary dramatically, showcasing the diverse climates across the states. For instance, Nevada experiences its driest period in August, with humidity dropping to a minimum of just 33%. In stark contrast, Alaska's winter months bring a surge in moisture, peaking at a remarkable 95% in December. This sharp contrast highlights the broader trends in seasonal humidity fluctuations, illustrating how geographical distinctions shape weather experiences across the nation. While the arid conditions of the Southwest provide a stark backdrop for outdoor activities, the humid chill of the northern states creates a wholly different atmosphere, showcasing the rich variety that characterizes the American climate.

Average Humidity in United States

United States's Average Monthly Humidity Levels: This chart highlights United States's humidity fluctuations throughout the year, making it easy to compare seasonal trends. See how humidity varies month by month and understand United States's climate patterns.
JanFebMarAprMayJunJulAugSepOctNovDec85%84%82%81%80%77%78%73%73%74%85%88%
Data source: Humidity data for United States generated using information from the Copernicus Climate Change Service.

United States UV Index Trends

The United States is experiencing noticeable trends in ultraviolet (UV) exposure, with varying levels of intensity across different states. For instance, Alaska sees an average daily maximum UV Index (UVI) of 9 in July, highlighting the region's notable summer sun intensity, which might surprise many who associate Alaska with cooler climates. Meanwhile, Colorado records a significantly higher average daily max UVI of 15 in June, signaling the state's elevated sunlight exposure during this time. These variations not only indicate the diverse climatic conditions across the country but also emphasize the importance of sun safety practices, particularly in areas where UV levels can reach dangerously high peaks during the summer months.

Maximum UV Index Levels in United States

The chart shows the monthly maximum UV Index (UVI) in United States, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec589111111121210864
Data source: United States UV Index data aggregated from multiple regional locations, generated using Copernicus Climate Change Service information.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

Sunshine Duration in United States

Sunshine duration across the United States varies dramatically by location and season, reflecting the diverse climates found throughout the country. In the frigid month of December, Alaska sees a mere 39 hours of sunlight, showcasing the stark contrast of its long winter nights. Meanwhile, Hawaii basks in 218 hours of bright skies in January, making it a coveted winter escape. The summer months bring even more sunshine, with Louisiana soaking up an impressive 319 hours in July, but it's Idaho that takes the crown with 401 hours during the same month. This trend highlights the significant impact of geography and seasonality on sunlight exposure, revealing the sunny side of life in the U.S. throughout the year.

Monthly Sunshine Duration in United States

The United States sunshine duration chart shows the total hours of direct sunlight in United States each month, excluding cloudy or obstructed periods, and compares the sunshine duration across different months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec163h173h238h280h311h299h328h309h287h268h242h189h
Data source: United States sunshine duration data aggregated from multiple country locations, generated using Copernicus Climate Change Service information.

Chance of Sun in United States

When examining the likelihood of sunny weather across the United States, notable trends emerge. For instance, Washington experiences a mere 15% chance of sunshine in December, highlighting the state's typically overcast winter months. In stark contrast, Nevada basks in a sun-drenched August with an impressive 87% probability of clear skies, showcasing the state's hot, dry summer climate. This striking variation between the two regions emphasizes the diverse weather patterns that define the U.S., with some areas enjoying abundant sunshine while others are frequently shrouded in clouds.

Percentage of Sunny Days in United States

The chart illustrates the percentage of sunny days in United States throughout the year. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often United States experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec39%40%36%51%38%34%35%38%45%43%67%39%
Data source: United States chance of sun data, generated using information from the Copernicus Climate Change Service.

Average Daylight Hours Across the United States

In the United States, daylight hours exhibit striking seasonal fluctuations, particularly in Alaska. During the depths of winter in December, Alaskans experience a mere 5 hours of daylight, casting long shadows and creating a stark contrast to the vibrant summer months. Come June, the situation transforms dramatically, with nearly 19 hours of sunlight illuminating the landscape. This significant change not only influences daily life and activities but also highlights the unique relationship between geography and seasonal variations in daylight, enhancing the enchanting beauty of Alaska’s natural surroundings.

Average Monthly Daylight Hours in United States

This chart shows the total daylight hours United States receives each month, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 13m10h 59m11h 59m13h13h 51m14h 16m14h 3m13h 17m12h 19m11h 18m10h 25m9h 59m
Data source: United States daylight hours, calculated by summing the hours between sunrise and sunset for each day.

Climate Breakdown by United States Region

Alabama experiences a diverse climate that ranges from cool winters to hot, humid summers. January and February can see temperatures dropping as low as -14°C (6°F) and lingering high humidity levels around 84%, while summer months like July and August soar to a sizzling 40°C (104°F), with humidity levels decreasing slightly to 73%. Precipitation is widespread throughout the year, with the wettest months being February and June, often surpassing 140 mm of rainfall. This dynamic blend of temperatures and humidity creates a rich tapestry for both resident life and the state's lush landscapes. For a deeper dive into Alabama's climate, visit Alabama climate.

Alaska's climate is a captivating blend of extreme temperatures and varied precipitation, creating a dramatic atmosphere year-round. In the winter months, temperatures plunge to chilling lows, often reaching -50°C (-58°F) in February, while an average January temperature hovers around -11°C (13°F). As spring approaches, milder conditions emerge, with April offering a significant contrast as temperatures reach 0°C (33°F). The summer months bring warmth and increased moisture, peaking in August with an average of 12°C (55°F) and substantial rainfall of 124 mm (4.9 in). For a deeper dive into the stunning extremes that define this unique region, explore the Alaska climate.

Arizona boasts a diverse climate that ranges from cold winters to scorching summers. In January, temperatures can drop to a biting -23°C (-9°F), contrasted by the sizzling highs of 49°C (121°F) in July and August. While the summer months see limited rainfall, with averages around 5 mm, the monsoon season in July can bring sudden downpours, elevating humidity. Despite the heat, the relatively low humidity during the summer makes the warm temperatures more bearable, providing ideal conditions for outdoor enthusiasts year-round. For more detailed information, visit Arizona climate.

Arkansas experiences a diverse climate characterized by a wide range of temperatures throughout the year. Winters can be quite chilly, with January temperatures dipping as low as -18°C (0°F) and an average around 5°C (42°F), while summers bring notably high heat, with July averages soaring to 27°C (82°F) and peak temperatures reaching a blistering 41°C (107°F). Precipitation is abundant, particularly in spring, where April and May see over 160 mm (6.4 in) of rainfall, contributing to the state's lush landscapes. Humidity levels fluctuate seasonally, averaging around 83% during the winter and dropping to 66% by September, creating a humid subtropical feel. For a deeper dive into the unique weather patterns of the Natural State, explore the complete overview at Arkansas climate.

California's climate is as diverse as its landscapes, offering a blend of mild winters and scorching summers. January and February see temperatures ranging from chilly lows of -23°C (-10°F) to average highs around 10°C (50°F), with precipitation peaking in January at 106 mm (4.2 in). As spring arrives, temperatures rise sharply, particularly in April and May, where daytime highs can soar to 43°C (110°F) and 45°C (113°F) respectively. The summer months of June to August offer a dry and hot spell, with humidity dipping below 60% and maximum temperatures nearing 50°C (122°F). For more in-depth information, check out the full details at California climate.

The climate in Colorado is a fascinating blend of extremes and shifts throughout the year. Winters can plunge to shocking lows, with temperatures reaching as low as -35°C (-31°F) in February, while summers boast scorching highs around 43°C (109°F) in July. Precipitation varies, peaking in May with 83 mm (3.3 in), making it the wettest month, yet humidity remains relatively low during the warmer months, averaging around 58% in July. The drastic changes in temperature and moisture create a unique tapestry of weather that defines the stunning landscapes of Colorado. To explore more about the diverse climate of this vibrant state, check out Colorado climate.

Connecticut experiences a diverse climate that showcases the beauty of each season. Winters can be bitingly cold, with January temperatures dipping as low as -24°C (-10°F), while summers heat up to a sweltering 38°C (101°F) in July. Rainfall is abundant, particularly in the spring and summer months, with April and July recording some of the highest precipitation at 131 mm and 144 mm, respectively. The state's humidity tends to stay high during the colder months, contributing to a brisk chill in the air. For a closer look at the nuances of the state's weather, explore the full details at Connecticut climate.

Delaware experiences a dynamic climate, transitioning from cold winters to warm, humid summers. January kicks off with chillier temperatures, averaging around 3°C (38°F), while July brings the heat, with averages soaring to 26°C (80°F). The state enjoys a fair share of precipitation, particularly in the summer months, with August often being the wettest, receiving up to 154 mm (6.1 in) of rain. Humidity levels fluctuate throughout the year, offering a notably humid atmosphere during the warmer months. For a deeper dive into the specifics of Delaware's weather patterns, visit Delaware climate.

Florida boasts a diverse climate that varies significantly throughout the year, making it an ideal destination for sun seekers. In the winter months, temperatures can dip to a brisk -8°C (19°F) at night, but days warm up to a pleasant 17°C (63°F). As spring blooms, temperatures rise, peaking in the summer with highs around 39°C (102°F), accompanied by humidity levels that can reach 84% in December. With the wettest months occurring June through September, expect substantial rainfall, making Florida a vibrant and lush state. Explore more about the state’s year-round climate in detail at Florida climate.

Georgia's climate is defined by mild winters and hot, humid summers, presenting a diverse backdrop throughout the year. January and February are the coldest months, with temperatures sometimes dipping to a brisk -17°C (2°F), while July and August boast scorching highs that can hit 43°C (109°F). Precipitation is fairly consistent, peaking in late summer, with August receiving about 133 mm (5.2 inches) of rain. Even with fluctuations in temperature and humidity, the overall mildness allows for a beautiful landscape that transitions with the seasons. Discover more about the state's unique weather patterns in detail at Georgia climate.

Hawaii boasts a tropical climate that captivates visitors year-round. With January temperatures averaging around 22°C (72°F) and peaking in August at a warm 25°C (77°F), the islands present a delightful escape from the ordinary. Rainfall is more pronounced during the winter months, particularly February, which receives about 117 mm (4.6 in), contributing to Hawaii's lush landscapes. The humidity levels fluctuate slightly throughout the year, staying between 78% and 84%, lending a rich, invigorating atmosphere. For more detailed insights, check out the Hawaii climate page.

Idaho experiences dramatic temperature fluctuations throughout the year, with winter lows plummeting to a chilling -33°C (-27°F) in January, while summer's embrace can soar as high as 44°C (111°F) in August. The state's precipitation varies modestly, peaking in the colder months with January bringing 63 mm of snowmelt and rain, tapering to as little as 8 mm in the sizzling heat of July. Coupled with high humidity during winter months (up to 91%), Idaho's climate can feel particularly brisk, contrasting sharply with the dry warmth of summer. This diverse weather pattern makes Idaho a unique destination for those who appreciate seasonal extremes. For more details, visit Idaho climate.

Illinois experiences a dynamic climate characterized by distinct seasonal variations. Winters can be quite harsh, with January temperatures dipping as low as -32°C (-26°F) and humidity levels remaining high at 83%, while summers bring warmth, often reaching highs of 39°C (102°F) in July. Precipitation is abundant, especially during spring and early summer; May alone sees an average of 156 mm (6.1 in) of rain, contributing to the region's lush landscapes. This mix of temperature extremes and varying humidity levels creates a unique atmospheric tapestry, making Illinois an intriguing place to experience the rich contrasts of nature. For a detailed exploration, check out Illinois climate.

Indiana's climate presents a captivating tapestry of seasonal contrasts, characterized by cold, snowy winters and warm, humid summers. In January and February, temperatures can plunge below -30°C (-22°F), while July and August usher in warmth, peaking at around 37°C (99°F). Precipitation varies throughout the year, with May typically gathering the most rainfall at 141 mm (5.6 in), providing lush greenery by summer. The state’s humidity remains high, particularly in the colder months, which can feel crisp and biting, contrasting with the muggy heat of summer. For a deeper dive into the specifics of Indiana’s climate, visit Indiana climate.

Iowa's climate is characterized by its extreme seasonal variations, featuring bitterly cold winters and hot, humid summers. In January and February, temperatures can plummet as low as -35°C (-31°F), while July's highs can reach a sweltering 41°C (105°F). Precipitation is abundant during the summer months, peaking at 156 mm (6.1 in) in May, contributing to the region's lush landscapes. Despite the heavy moisture, humidity levels tend to fluctuate throughout the year, often exceeding 80% in the winter months. For a detailed overview of Iowa's weather patterns, you can explore Iowa climate.

Kansas experiences a distinctive climate characterized by extreme temperature variations throughout the year. Winters can plunge to a chilling -34°C (-29°F) in February, while summer months see sweltering highs reaching 44°C (111°F) in July. Rainfall is greatest in May, with an impressive 179 mm (7.0 in), helping to nourish the landscape amid the summer heat and humidity that hovers around 82%. As the seasons shift, the state's weather presents a tapestry of experiences, from cold, snowy winters to hot, humid summers. For a more detailed overview, visit Kansas climate.

Kentucky's climate showcases a vibrant mix of seasonal extremes, from frigid winters to sultry summers. January temperatures can plunge to a chilling -23°C (-10°F), while July can see highs reach up to 37°C (99°F). The state experiences moderate precipitation year-round, peaking in the summer months, with June often bringing the heaviest rainfall at 148 mm (5.8 in). Throughout the year, humidity levels can be notably high, particularly in the colder months—hovering around 87% in January and 88% in November. For a more in-depth look at the weather patterns, visit Kentucky climate.

Louisiana's climate is characterized by diverse temperatures and significant humidity throughout the year. Winters are mild, with January averages hovering around a comfortable 11°C (52°F), while summers can be quite sizzling, reaching heights of 40°C (104°F) in July and August. Precipitation peaks during the warmer months, particularly from June to August, contributing to the lush landscapes and vibrant ecosystems the state is known for. Humidity is a constant companion, often exceeding 80% in winter and remaining high even during summer, making the air feel warmer than it actually is. For more detailed insights, explore the full Louisiana climate overview.

Maine boasts a starkly seasonal climate, with frigid winters that can see temperatures plunge to -33°C (-28°F) in January, gradually giving way to more moderate spring weather by April. As the summer heat peaks in July, the state enjoys pleasant temperatures around 20°C (69°F), although humidity is relatively low at 74%. Rainfall varies throughout the year, with April and October experiencing the heaviest precipitation, often exceeding 125 mm. This dramatic shift in weather patterns makes Maine a captivating destination for those who appreciate the beauty of distinct seasons. For more detailed insights, check out Maine climate.

Maryland experiences a diverse climate marked by distinct seasons, where cold winters and hot, humid summers coexist. January brings chilly temperatures with an average of 2°C (37°F) and significant humidity around 84%, while the peak of summer in July can soar to 26°C (80°F), with humidity dropping to a refreshing 74%. Precipitation is prevalent, especially in the warmer months, with July recording up to 149 mm (5.9 in) of rain. The transition months of April and October offer mild conditions and beautiful scenery, making them ideal times for outdoor activities. Discover more about the region's unique climate by visiting Maryland climate.

Massachusetts experiences a dynamic climate that showcases the beauty of all four seasons. Winters can be particularly harsh, with temperatures plunging as low as -28°C (-17°F) in January, while summer months like July see highs reaching 38°C (101°F), creating a pleasant contrast. Precipitation is fairly consistent throughout the year, with peak rainfall in October at 148 mm (5.8 in), contributing to the lush landscapes. The humidity is generally moderate, dropping to its lowest in the summer months, making the warm days feel more comfortable. For a detailed look at the state's weather patterns, visit Massachusetts climate.

Michigan's climate is a captivating mix of extremes, boasting frigid winters and warm summers. January often sees chilling lows of -34°C and average highs barely above freezing at -4°C, while July brings warmth with temperatures peaking at 39°C. The state's humid continental climate ensures ample precipitation throughout the year, with May typically experiencing the highest at 118 mm. As the seasons shift, humidity remains relatively high, hovering around 89% in January to 79% during summer. For a deeper dive into the nuances of the Michigan climate, explore year-round trends and their impact on this beautiful state.

Minnesota's climate is characterized by cold winters and warm summers, creating a striking contrast throughout the year. In January, temperatures can plummet to a chilling -40°C (-40°F), while July brings balmy averages around 23°C (73°F). The state receives notable precipitation, particularly in the summer months, with August typically seeing the highest levels at 121 mm (4.8 in). Humidity remains relatively high in winter, averaging around 87% in January, before leveling out to about 79% in the warmer months. This diverse climate makes Minnesota a region of distinct seasonal beauty—explore more about the Minnesota climate.

Mississippi experiences a humid subtropical climate, characterized by hot summers and mild winters. Temperatures range from chilly January lows of -18°C (0°F) to sweltering July highs near 39°C (102°F), making the state a destination for diverse seasonal activities. The summer months bring a warm embrace, with average temperatures hovering around 26-28°C (79-82°F), while precipitation is abundant, particularly in the spring and summer. Humidity levels are consistently high, often exceeding 80%, contributing to the lush greenery that defines this vibrant region. For a deeper dive into the specific weather patterns, visit Mississippi climate.

Missouri experiences a diverse climate, with temperatures ranging from frigid lows of -32°C (-24°F) in February to sizzling highs of 40°C (104°F) in June. The state enjoys a blend of humid summers and chilly winters, with average humidity peaking at 86% in December. Rainfall is most abundant in late spring, with 169 mm (6.7 in) in May, contributing to lush greenery. Whether you're admiring the vibrant autumn colors or enjoying the warmth of summer, there's no shortage of seasonal charm in the Show-Me State. For more detailed insights, check out Missouri climate.

Montana's climate presents a dramatic contrast throughout the year, with biting cold in winter giving way to warm summers. January and February see temperatures plummet to a chilling -42°C (-44°F) at times, while July and August bask in highs that can reach up to 42°C (108°F). Despite the harsh winter, precipitation is relatively moderate, peaking during the spring months. Humidity tends to be highest in the coldest months, hovering around 88% in January, which makes the frigid air feel even more biting. For those interested in exploring the unique climate characteristics of the Big Sky State, learn more at Montana climate.

Nebraska experiences a dramatic climate that ranges from frigid winters to scorching summers. January and February see chilling temperatures, with lows plummeting to nearly -39°C (-37°F), while by July, residents enjoy warm days averaging around 25°C (78°F). The state receives the most precipitation in May, where rainfall peaks at 142 mm (5.6 in), typically combined with high humidity levels that hover around 82% during the summer months. As the seasons transition, Nebraskans witness a striking shift not only in temperature but also in the landscape, making the state a fascinating place for weather enthusiasts. For further details, visit Nebraska climate.

Nestled in the heart of the desert, Nevada experiences a unique climate characterized by its dramatic temperature variances throughout the year. Winters can be chilly, with January dipping as low as -27°C (-17°F), while sizzling summers soar to a sweltering 47°C (116°F) in July. Despite the warmth, Nevada's low humidity—dropping to just 33% in August—keeps the state comfortable during peak heat. Precipitation is relatively sparse, with January and February seeing the most rainfall at 60 mm (2.4 in) each. For those interested in exploring more about this fascinating climate, visit Nevada climate.

New Hampshire experiences a dramatic climate that beautifully showcases the extremes of each season. Winters can be particularly harsh, with January and February temperatures plummeting to -33°C (-28°F), balanced by summer highs around 38°C (100°F) in July. Precipitation varies throughout the year, with wettest months in July and October, both averaging over 130 mm (5.2 in), nurturing the lush landscapes. Despite the cold, residents enjoy a refreshing humidity level, notably lower during the warmer months, making summer days feel pleasant. For a more in-depth look at seasonal trends and weather patterns, check out the New Hampshire climate.

New Jersey experiences a varied climate with distinct seasons, where winter lows can plunge to -23°C (-9°F) in February, while summer highs may reach a sweltering 38°C (100°F) in July. Throughout the year, the state witnesses significant rainfall, peaking in July with 138 mm (5.4 in), and coupled with moderate humidity levels that hover around 72% in summer months. Spring brings a refreshing shift, as temperatures rise and precipitation levels remain steady, making it perfect for outdoor adventures. For a detailed outlook on the changing seasons, explore the comprehensive New Jersey climate resource.

New Mexico experiences a diverse range of temperatures throughout the year, with January's chill bringing minimums as low as -26°C (-15°F) and summer peaks soaring up to 44°C (111°F) in both July and August. This high desert region enjoys remarkably low humidity, particularly in the warmer months, which helps mitigate the intensity of the heat. While the state sees its highest precipitation in July, averaging 47 mm (1.9 in), the overall climate remains relatively dry, contributing to its stunning landscapes and vibrant sunsets. For those interested in more detailed insights, check out the informative New Mexico climate resource.

New York experiences a dynamic climate that showcases the distinct beauty of each season. Winters bring frigid temperatures, with January reaching lows of -34°C (-29°F), while summer months heat up with July often hitting 37°C (98°F). The city's varied climate is paired with substantial precipitation, peaking in July with 138 mm (5.4 in) of rainfall, creating lush greenery in spring and summer. Humidity lingers in the air, particularly in the hotter months, making the warmer seasons feel even more intense. For a deeper dive into how these elements come together, visit New York climate.

North Carolina experiences a diverse climate characterized by distinct seasons, where winters can bring chilly temperatures, with January averages around 6°C (43°F), while summers heat up to a sizzling 38°C (100°F). The state sees considerable precipitation, particularly in late summer, when August and September average 146 mm and 147 mm respectively. Humidity remains relatively high throughout the year, notably peaking at 86% in November and December, contributing to a lush environment. Whether you're exploring the mountains or the coast, North Carolina's climate offers a little something for everyone, making it an inviting destination year-round. For more detailed insights, visit North Carolina climate.

North Dakota experiences extreme seasonal contrasts, with frigid winters and warm summers that can surprise newcomers. In January, temperatures can plummet to a chilling -39°C (-39°F), while July basks in highs around 41°C (107°F). Precipitation varies throughout the year, peaking in the summer months, while humidity tends to stay relatively high during the winter. This dramatic climate makes the state a unique destination for those who appreciate the beauty of nature's extremes. Discover more about the region's fascinating weather patterns at North Dakota climate.

In Ohio, the climate presents a unique mix of extremes, from the frigid depths of January, where temperatures can plunge to -30°C (-21°F), to the sizzling peaks of July, hitting 37°C (98°F). Each season brings its own charm, with ample rainfall peaking in spring and summer, ensuring lush landscapes. Humidity levels tend to hover around 88% during the colder months, creating a brisk chill in the air, while summer brings a more comfortable 75%. Whether you're enjoying a snowy winter or a sunny summer day, Ohio's diverse climate offers something for everyone. Discover more about this fascinating region's weather patterns at Ohio climate.

Oklahoma experiences a dynamic climate marked by extreme temperatures and diverse weather conditions throughout the year. In winter, temperatures can plunge as low as -28°C (-19°F), while sizzling summer months may see highs of up to 44°C (111°F). Precipitation also varies significantly, with May typically being the wettest month, receiving an impressive 161 mm (6.4 in) of rain. Humidity levels often peak at 82% in late spring and summer, adding to the region's warmth. For a deeper dive into the unique climate patterns of Oklahoma, visit Oklahoma climate.

Oregon experiences a diverse climate, characterized by cold winters and warm summers. In January and February, temperatures can dip as low as -29°C (-19°F) with an average around 4°C (40°F), accompanied by notable precipitation, often exceeding 170 mm (6.7 in). As spring arrives, temperatures gradually rise, peaking in July and August at a sunny average of 20°C (68°F), while rainfall dwindles to just a few millimeters. Humidity remains relatively high, particularly in the winter months, creating a cooling effect amid the cold. For more details about Oregon's unique climate, visit Oregon climate.

Pennsylvania experiences a dynamic climate characterized by distinct seasonal shifts. Winter brings frigid temperatures, with January lows dipping to as low as -29°C (-21°F), while summer can heat up to 39°C (103°F), particularly in July and August. The state receives ample precipitation, peaking in May with over 137 mm (5.4 in), and the humidity exhibits a noticeable drop during the warm months, reaching its lowest in July at 71%. This diverse weather pattern not only influences the state's vibrant ecosystems but also provides beautiful scenery year-round. For more detailed insights, check out Pennsylvania climate.

The climate in Rhode Island offers a dynamic range of temperatures and precipitation throughout the year, making each season unique. Winters are characterized by chilly temperatures, reaching as low as -21°C (-6°F) in January, while summers can soar to a sizzling 38°C (101°F) in July. Precipitation is abundant, particularly in spring and fall, with April averaging 129 mm (5.1 in), contributing to the lush landscapes. The air remains relatively humid, peaking at 84% in the winter months, creating a crisp, invigorating atmosphere. For a closer look at Rhode Island's climate patterns, visit Rhode Island climate.

South Carolina boasts a temperate climate with warm summers and mild winters, making it a year-round destination. January sees average temperatures around 8°C (48°F), while July often peaks at a sizzling 27°C (81°F). The state experiences significant rainfall, particularly in the summer months, with August receiving the heaviest at 140 mm (5.5 in), contributing to its lush, green landscapes. Despite the humidity averaging around 80% during the hotter months, the pleasant spring and autumn seasons provide a refreshing escape. For more details on the unique climate of this southern gem, visit South Carolina climate.

Nestled in the heart of the Midwest, South Dakota experiences a dramatic climate characterized by its sharp temperature variations throughout the year. Winters can be frigid, with January plunging to a bone-chilling -38°C (-37°F), while summers bring sweltering highs that can reach up to 42°C (108°F) in July. The state sees its most precipitation during the vibrant month of May, with an average of 102 mm (4.0 in), contributing to lush landscapes. Humidity levels hover around 80% in the summer months, creating a warm, sticky atmosphere, whereas winter months keep it lower, adding to the chill. For a deeper dive into South Dakota's climate patterns, explore more at South Dakota climate.

Tennessee experiences a diverse climate, characterized by warm summers and mild winters. January typically sees temperatures ranging from a chilling -20°C to a comfortable 25°C, while the summer months can soar to a sizzling 37°C. The state also receives generous precipitation throughout the year, peaking in February with about 174 mm of rain, contributing to its lush landscapes. With average humidity remaining on the higher end, particularly in winter, the air often feels heavy but is invigorating for adventure seekers. Explore more about this unique climate in detail at Tennessee climate.

Texas experiences a staggering variety of temperatures, ranging from a chilling -29°C (-19°F) in February to scorching highs of 45°C (113°F) during the summer months. The average temperature fluctuates around a comfortable 10°C (51°F) in winter and rises to 29°C (85°F) in July and August. While humidity tends to hover between 66% and 86%, it's often countered by the bold Texas sun, culminating in notably diverse weather patterns. Precipitation peaks in May with around 133 mm (5.2 in), providing a vital contrast to the sweltering heat. For a deeper dive into this dynamic climate, check out Texas climate.

Utah experiences a distinctive climate characterized by cold winters and hot summers. January and February bring frigid temperatures, with lows plummeting to -27°C (-17°F), while July and August see averages soaring to 25°C - 28°C (76°F - 82°F). The state's arid conditions become apparent in the summer months, where humidity levels drop to a comfortable 41% or lower, contrasted by higher humidity levels in the winter months. Precipitation varies throughout the year, peaking in February and gradually tapering off by June. For a deeper dive into the intriguing weather patterns of this remarkable state, explore Utah climate.

Vermont's climate is a captivating mix of extremes, where winter can plunge temperatures down to -35°C (-31°F) in January, while summers soar to a balmy 38°C (101°F) in July. The state experiences considerable precipitation throughout the year, with its wettest month being October, receiving around 146 mm (5.7 in), highlighting the vibrant autumn foliage that draws visitors. Humidity ebbs and flows, peaking at a brisk 91% during the coldest months but mellowing to around 69% in the summer, making the pleasant warmth even more enjoyable. With such distinct seasons, there's no shortage of reasons to appreciate the unique climate of Vermont. For more details, explore Vermont climate.

Virginia's climate is a dynamic tapestry woven from diverse seasonal patterns, with winters that chill and summers that sizzle. Temperatures can plummet as low as -26°C (-15°F) in January, while July brings warmth with highs around 39°C (103°F). The state experiences a fair amount of rainfall, peaking in late summer through early fall, with August typically recording about 128 mm (5.1 in) of precipitation. Humidity levels vary, averaging around 85% in the cooler months and dropping to 71% in the sultry summer, creating a rich and vibrant atmosphere. For more detailed insights, explore Virginia climate.

Washington experiences a diverse climate characterized by a wide range of temperatures and considerable humidity throughout the year. In winter, temperatures can plummet to -30°C (-21°F) in February, while summer brings a warm rise to a max of 48°C (119°F) in June, making for an impressive seasonal contrast. Precipitation varies significantly, peaking in the winter months with around 168 mm (6.6 in) in January, tapering off to a mere 17 mm (0.7 in) in July and August. With relative humidity levels frequently hovering above 80%, especially in colder months, the air feels much chillier. For more details about the climate variations, visit Washington climate.

Washington, D.C. experiences a diverse climate that offers a taste of each season, with cold winters and hot summers. In January, temperatures can drop to a frigid -15°C (5°F), while peak summer months like July can soar to a steamy 38°C (101°F). Precipitation is relatively abundant, particularly in May and July, creating a humid atmosphere, with humidity levels peaking around 85% in the colder months. As the seasons change, D.C. showcases a vibrant array of weather, providing a unique backdrop for both residents and visitors alike. For more details on the city's climate, check out Washington, D.C. climate.

West Virginia experiences a varied climate characterized by significant temperature fluctuations throughout the year. Winters can be biting, with January lows dipping to -27°C (-17°F), while summers offer warmth, peaking at 38°C (100°F) in July and August. The state is also rich in precipitation, with monthly averages peaking at 151 mm (5.9 in) in May, contributing to its lush landscapes. Humidity remains relatively high during the cooler months, adding to the winter chill, while summer humidity cools slightly, creating more comfortable conditions. For more detailed insights, check out the full overview of West Virginia climate.

Wisconsin experiences a broad spectrum of temperatures throughout the year, with frigid winters plunging as low as -37°C (-35°F) in February, while summers can soar up to 38°C (101°F) in July. The average temperature hovers around -7°C (20°F) in January and climbs to 20°C (68°F) by June, showcasing the state's distinct seasonal changes. Precipitation peaks in the spring and early summer, with May recording an average of 123 mm (4.9 in), contributing to lush landscapes. Humidity ranges from a chilly 86% in January to a warmer 75% in August, adding to the diverse climate experience. For more detailed information on weather patterns, visit Wisconsin climate.

Wyoming's climate is characterized by extreme temperature fluctuations throughout the year. In winter, January brings chilling lows of nearly -32°C (-25°F) and averages around -5°C (22°F), while summer sizzles with July highs reaching 41°C (106°F). Precipitation varies seasonally, peaking in spring with May's 73 mm (2.9 in) and tapering off in the drier summer months. Despite its dryness, humidity remains noticeable, especially in winter, hovering around 85%. For a more detailed overview of Wyoming's climate, visit Wyoming climate.

Summary and Key Takeaways on the Climate of the United States

The climate of the United States showcases an extraordinary range of temperatures and precipitation, reflecting the diverse geographical features of the country. From the frigid lows of -50°C (-58°F) recorded in February in Alaska to the sweltering highs of 51°C (124°F) in September in California, the extremes highlight the stark contrasts across regions. Precipitation patterns also tell a compelling story; while California experiences a dry spell with merely 2 mm (0.1 in) of rain in August, Florida sees a deluge of 208 mm (8.2 in) during the same month, emphasizing the variability in moisture availability. Humidity levels further illustrate this diversity, ranging from a low of 33% in August in Nevada to a staggering 95% in December in Alaska. Together, these elements underscore the intricate tapestry that makes up the climate of the United States, where one can experience both extremes and subtleties within a single nation.