January Weather in Rockport, United States

Last updated: February 24, 2025

January in Rockport, United States, offers a notable temperature range with a maximum of 26°C (79°F) and a minimum dipping to -2°C (29°F), resulting in an average of 15°C (59°F). This month sees approximately 49 mm (1.9 in) of rainfall spread over 6 days, contributing to a humidity level of 78%. These weather patterns create a dynamic landscape where mild, rainy days can transition to chilly nights, inviting both locals and visitors to embrace the variability of Rockport’s winter climate.

January Temperature in Rockport

In Rockport, United States, January presents a diverse range of temperatures, beginning the year with a chilly minimum of -2°C (29°F). As the month progresses, the average temperature settles around 15°C (59°F), showcasing a noticeable warmth compared to the starting chill. The maximum can reach a pleasant 26°C (79°F), hinting at the transition towards milder winter days. This fluctuation illustrates a gradual shift from cold to more temperate conditions, laying the groundwork for the warmer months ahead. The contrast between the minimum and maximum temperatures captures the essence of January in Rockport—a month that bridges the gap between frigid winters and the promise of spring warmth.

January Weather in Rockport: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Rockport, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec596067727882838482766762
Data source: Temperature data for Rockport generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

January Precipitation in Rockport

January in Rockport brings an average precipitation of 49 mm (1.9 in), falling over approximately 6 days. This marks the start of the year with relatively mild rainy conditions, setting the tone for the upcoming months. While January's rainfall is slightly higher than the preceding month of December, it is notably lower than what follows in March and May, where precipitation significantly ramps up to 55 mm (2.2 in) and 145 mm (5.7 in), respectively. As the year progresses, the frequency and volume of precipitation increase, particularly in the late summer and early autumn months, with September experiencing the peak at 176 mm (6.9 in) over 17 days. This trend indicates that January serves as a gentle precursor to the wetter seasons ahead, providing a brief interlude before Rockport’s robust rainfall patterns commence.

January Precipitation Trends in Rockport

The chart displays monthly precipitation patterns in Rockport, with values for each month alongside January's data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how January's conditions compare to those of other months.
JanFebMarAprMayJunJulAugSepOctNovDec4946555214514811889176965955
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
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January Humidity in Rockport

In January, Rockport experiences a humidity level of 78%, setting the stage for a generally moist start to the year. This humidity remains relatively consistent, with February nudging up to 82%, the highest mark for the winter months. As spring approaches, the levels stabilize with March at 79% and return to 82% in April, showcasing a slight fluctuation but overall maintaining a humid atmosphere. By May, humidity dips only slightly to 81%, continuing the trend of elevated levels throughout the warmer months. Interestingly, the summer sees a return to more moderate humidity with 77% in June, which is mirrored in October, suggesting a seasonal pattern of humidity dips during mid-summer and fall. Overall, Rockport's humidity in January initiates a year characterized by a prominent, yet varying, humid climate that peaks in early spring and showcases a slight, cyclical ebb through the summer and fall.

January Average Humidity in Rockport

This chart illustrates the average monthly humidity levels in Rockport, with January's data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, allowing you to see how January's humidity levels compare to other months.
JanFebMarAprMayJunJulAugSepOctNovDec78%82%79%82%81%77%78%78%79%77%78%80%
Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Rockport

In January, Rockport experiences a moderate UV Index of 5, allowing for up to 30 minutes of sun exposure before risking a burn. This sets the stage for a gradual increase in UV radiation as the year progresses. By February, the index jumps to a very high 8, leading to a notable 15-minute burn time. The trend continues to climb steadily into the spring months with March reaching 9 and April peaking at an extreme level of 11—both requiring only 15 and 10 minutes for a burn, respectively. The summer months maintain this intensity, with UV levels stabilizing around 12. As the year transitions back into cooler months, the UV Index decreases, returning to 5 in December, echoing the level seen at the year's start. This cyclical pattern of UV radiation emphasizes the need for sun protection, especially from late winter to early autumn. For more details, visit Rockport UV Index.

Maximum UV Index Levels in Rockport for January

The chart shows the monthly maximum UV Index (UVI) for Rockport in January, 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.
JanFebMarAprMayJunJulAugSepOctNovDec589111112121211975
Data source: Rockport January UVI data generated using information from the Copernicus Climate Change Service.

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.

January Sunshine in Rockport

January in Rockport greets residents and visitors with 178 hours of sunshine, a promising start to the year that paves the way for steadily increasing daylight. As the months progress, February sees a slight uptick with 187 hours, hinting at the gradual transition toward spring. March bursts forth with 252 hours, ushering in an invigorating warmth that continues to build through April, which enjoys 277 hours of glorious sunlight. The peak of sunshine arrives in the summer months, maintaining a stunning plateau of 332 hours in both June and July, before a gentle decline starts to set in during August with 329 hours. This gradual tapering continues into the fall, showcasing 288 hours in September and 248 hours in November. By December, Rockport wraps up the year with 235 hours of sunlight, making the city a charming destination that glows with warmth even as the year draws to a close. Overall, the pattern reflects a breathtaking ebb and flow of light, perfectly capturing the essence of each season.

Monthly Sunshine Duration in Rockport: January Highlighted

The January sunshine duration represents the total number of hours Rockport experiences direct sunlight during the month of January, excluding cloudy or obstructed periods. This chart compares the sunshine duration of January with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec178h187h252h277h318h332h332h329h288h287h248h235h
Data source: Rockport January Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Rockport During January

In Rockport, United States, January enjoys a 51% chance of sunny weather, making it one of the more promising months for sun seekers. This reflects a notable peak compared to the subsequent months, particularly February, which drops to 39%. As spring approaches, the likelihood of sunshine fluctuates, with March registering a slight uptick to 45%, followed by a decline in April to 38%. Interestingly, September and October emerge as the sunniest months of the year, boasting 59% and 57% chances respectively, while the summer months show a significant dip, with July plummeting to just 29%. Overall, January stands out for its relatively high likelihood of sunlight, setting a hopeful tone for the year ahead.

Percentage of Sunny Days in January in Rockport

The chart illustrates the percentage of sunny days in Rockport throughout the year, with January highlighted. 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 Rockport experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec51%39%45%39%41%46%29%39%59%57%55%42%
Data source: Rockport January chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Rockport in January

In January, Rockport experiences about 10 hours of daylight, a time when the days are at their shortest. As the month progresses into February, daylight gradually increases to 11 hours, hinting at the arrival of spring. March marks a notable shift, with daylight extending to 12 hours, a trend that continues into April before stabilizing at the same duration. May ushers in the longest days of the year with 13 hours of sunlight, a peak that remains throughout June, July, and August. As summer fades into fall, daylight begins to recede, dropping back to 12 hours in September, then 11 hours in October, and finally returning to 10 hours by November and December, completing the cycle. This rhythmic change in daylight not only highlights the seasonality of Rockport but also sets the stage for various outdoor activities throughout the year.

Average Daylight Hours in Rockport for January

The chart illustrates the variation in daylight duration in Rockport throughout the year, with January highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 34m11h 12m12h12h 50m13h 32m13h 52m13h 41m13h 4m12h 16m11h 27m10h 44m10h 22m
Data source: Rockport daylight hours, calculated by summing the hours between sunrise and sunset for each day.

January Winds in Rockport

In January, Rockport experiences a gentle breeze with an average wind speed of 5.3 m/s (12 mph), setting the stage for a calm winter ambiance. As the months progress, February sees a slight uptick, reaching 6.0 m/s (13 mph), hinting at a gradual increase in wind intensity. This trend continues into April and May, where the winds peak at 6.1 m/s (14 mph) and 6.3 m/s (14 mph), creating a vibrant environment as spring unfolds. However, summer brings a softening, with July and August recording lower speeds at 4.8 m/s (11 mph) and 4.6 m/s (10 mph), respectively. As autumn settles in, the wind stabilizes at around 4.6 m/s (10 mph) through September and October before picking up again in December with 5.5 m/s (12 mph), hinting at the return of winter's refreshing gusts. Overall, January serves as an entry point into Rockport's unique wind patterns, highlighting a dynamic cycle that fluctuates gently throughout the year.

Average January Wind Speed in Rockport

The chart displays monthly wind speed patterns in Rockport, with values for each month shown alongside January's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how January's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec5.3 m/s6.05.76.16.35.14.84.64.64.74.85.5
Data source: Rockport January wind data, generated using information from the Copernicus Climate Change Service.

How January Weather in Rockport Compares to Other Months

The weather in Rockport changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of January's weather with other months, highlighting differences in temperature, precipitation, and other key factors. Click on each section to discover seasonal trends in Rockport and find detailed weather information for every month.

In January, the weather showcases a mild temperature range with minimums of -2°C (29°F) and average highs peaking at 26°C (79°F). The month experiences an average of 49 mm (1.9 in) of precipitation over about 6 days, with a humidity level of 78%. In contrast, February brings a slightly cooler minimum temperature of -6°C (22°F) but maintains the same maximum of 26°C (79°F) and an average temperature of 16°C (60°F). Precipitation in February is a bit less at 46 mm (1.8 in) but occurs over 9 days, resulting in higher humidity levels at 82%. For more detailed information, check out Rockport weather in February.

In January, Rockport experiences a wider temperature range with minimums dipping to -2°C (29°F) and maximums reaching up to 26°C (79°F), resulting in an average temperature of 15°C (59°F). Meanwhile, March sees a slight increase in temperatures, with the minimum rising to 2°C (36°F) and maximums climbing to 28°C (83°F), yielding an average of 19°C (67°F). Precipitation levels are relatively close, with January receiving 49 mm (1.9 in) over approximately 6 days, while March has a bit more at 55 mm (2.2 in) spread over 8 days. Humidity remains quite similar in both months, hovering around 78% in January and slightly increasing to 79% in March. For more detailed insights, check out Rockport weather in March.

January and April present notably different weather patterns. January experiences cooler temperatures, with a minimum of -2°C (29°F) and an average of 15°C (59°F), while April boasts milder conditions, featuring a minimum of 10°C (50°F) and an average of 22°C (72°F). In addition to the warmer temperatures, April also sees higher maximums, reaching up to 32°C (90°F) compared to January's 26°C (79°F). While January receives slightly less precipitation at 49 mm (1.9 in) over 6 days, April has a bit more, totaling 52 mm (2.1 in) across 7 days, alongside a slight increase in humidity from January's 78% to April's 82%. For more detailed information, visit Rockport weather in April.

In January, the weather in Rockport features a wide temperature range with minimums around -2°C (29°F) and maximums peaking at 26°C (79°F), resulting in an average temperature of 15°C (59°F). The month experiences about 49 mm (1.9 in) of precipitation over approximately 6 days and maintains a humidity level of 78%. In contrast, May brings much warmer conditions, with minimum temperatures of 17°C (64°F) and maximums reaching up to 31°C (87°F). The average temperature in May is considerably higher at 26°C (78°F), and the month is significantly wetter, with 145 mm (5.7 in) of precipitation across 12 days, accompanied by a slight increase in humidity to 81%. For more details, you can check Rockport weather in May.

In January, the weather features cooler temperatures with a minimum of -2°C (29°F) and an average of 15°C (59°F), reaching a maximum of 26°C (79°F). This month experiences relatively low precipitation of 49 mm (1.9 in) over about 6 days, accompanied by a humidity level of 78%. In contrast, June brings significantly warmer conditions, with a minimum temperature of 23°C (73°F) and an average of 28°C (82°F), peaking at a maximum of 34°C (94°F). Precipitation increases to 148 mm (5.8 in) and occurs on approximately 13 days, while humidity remains similar at 77%. For a more detailed look at the weather patterns, visit Rockport weather in June.

January and July present contrasting weather patterns in Rockport. In January, temperatures range from a chilly minimum of -2°C (29°F) to a pleasant average of 15°C (59°F), peaking at a comfortable 26°C (79°F). The month sees moderate precipitation, with 49 mm (1.9 in) spread over 6 days, accompanied by a humidity level of 78%. In stark contrast, July experiences much warmer temperatures, with a minimum of 24°C (76°F), an average of 28°C (83°F), and highs reaching up to 34°C (93°F). Additionally, July is wetter, receiving 118 mm (4.7 in) of rain over 9 days, while maintaining the same humidity of 78%. For a closer look at the July weather, check out Rockport weather in July.

In January, the weather is characterized by much cooler temperatures, with a minimum of -2°C (29°F) and an average of 15°C (59°F), peaking at a maximum of 26°C (79°F). This month sees an average of 49 mm (1.9 in) of precipitation spread over 6 days, all while maintaining a humidity level of 78%. In stark contrast, August is significantly warmer, with minimum temperatures of 23°C (74°F), an average of 29°C (84°F), and a maximum reaching 33°C (91°F). Additionally, August experiences higher precipitation at 89 mm (3.5 in) over 12 days, yet remains consistently humid at 78%. For more details on the weather in August, you can visit Rockport weather in August.

In January, temperatures in Rockport range from a minimum of -2°C (29°F) to a maximum of 26°C (79°F), with an average temperature of 15°C (59°F). The month experiences relatively low precipitation, totaling 49 mm (1.9 in) over about 6 days, and maintains a humidity level of 78%. In contrast, September sees much warmer conditions, with temperatures ranging from a minimum of 18°C (65°F) to a maximum of 32°C (90°F), averaging 28°C (82°F). This month is also significantly wetter, with 176 mm (6.9 in) of rain over 17 days, while humidity remains slightly higher at 79%. For more details, you can explore Rockport weather in September.

January and October exhibit distinct differences in weather patterns. In January, temperatures range from a chilly minimum of -2°C (29°F) to a comfortable maximum of 26°C (79°F), with an average of 15°C (59°F). This month typically sees about 49 mm (1.9 in) of precipitation over 6 days, along with a humidity level of 78%. In contrast, October presents a milder climate with minimum temperatures around 10°C (50°F) and maximums reaching up to 31°C (88°F), averaging at 24°C (76°F). Precipitation increases to 96 mm (3.8 in), spread across 12 days, while humidity remains relatively stable at 77%. For more detailed insights on October conditions, you can visit Rockport weather in October.

When comparing January and November weather, it's clear that November tends to be milder. In January, temperatures range from a chilly -2°C (29°F) at night to a warm 26°C (79°F) during the day, while November's temperatures are generally higher, with minimums of 3°C (38°F) and maximums reaching 27°C (82°F). Precipitation also varies slightly; January sees about 49 mm over six days, whereas November has a bit more with 59 mm spread across eight days. Both months share similar humidity levels at 78%, providing a consistent moisture feel in the air. For more detailed insights on the weather during this time, you can refer to Rockport weather in November.

In comparing the weather between January and December, January generally experiences slightly cooler temperatures, with minimums dropping to -2°C (29°F) compared to December's minimum of 3°C (37°F). While both months have similar averages—15°C (59°F) in January and 17°C (62°F) in December—the maximum temperatures remain fairly consistent, peaking at 26°C (79°F) in both months. Precipitation is relatively comparable, with January recording 49 mm (1.9 in) over 6 days, and December slightly higher at 55 mm (2.1 in) over the same number of days. Humidity levels are also similar, with January at 78% and December slightly higher at 80%. For more detailed information, you can visit Rockport weather in December.

Compare Rockport's Climate with Cities Worldwide

Conclusion: What to Expect From January Weather in Rockport

As January arrives in Rockport, the weather presents a refreshing contrast to the warmer months, offering a mix of cool temperatures and occasional rainfall. With an average temperature that hovers around a comfortable 15°C (59°F), residents can experience both the briskness of winter and the charm of mild days. While precipitation is moderate, typically falling over about 6 days, the overall humidity level remains relatively high at 78%, adding a touch of coastal dampness to the air. For those looking to understand the full spectrum of Rockport's climate throughout the year, visit Rockport Climate to explore how January's unique weather sets the tone for the seasons to come.