July Weather in Las Vegas, United States

Last updated: February 24, 2025

July in Las Vegas sizzles with maximum temperatures reaching a scorching 44°C (111°F), while the average sits at a warm 32°C (89°F). Evenings offer some respite with a minimum temperature of 18°C (64°F). Rainfall is scarce, with only about 16 mm (0.6 in) of precipitation spread over 4 days, contributing to a low humidity level of 33%. This combination of heat and low humidity ensures July remains a classic desert month, perfect for poolside lounging and late-night adventures.

July Temperature in Las Vegas

In July, Las Vegas basks in the peak of summer, with temperatures soaring to impressive highs. The month showcases a notable minimum temperature of 18°C (64°F), averaging a steamy 32°C (89°F), while reaching a sizzling maximum of 44°C (111°F). This aligns with the overall trend of gradually rising temperatures, beginning from January's chilly lows and culminating in the heat of high summer. July's warmth not only highlights the city’s desert climate but also invites visitors to embrace the vibrancy of outdoor attractions under a relentless sun. As the month progresses, the heat remains a fixture, reinforcing Las Vegas's reputation as a premier destination for those eager to soak up the summer sun.

July Weather in Las Vegas: Daily Temperature Highs, Lows, and Averages

The chart illustrates July temperature patterns in Las Vegas, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec454855657284898880655545
Data source: Temperature data for Las Vegas 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.

July Precipitation in Las Vegas

In July, Las Vegas experiences a noticeable increase in precipitation, recording 16 mm (0.6 in) of rainfall over the month across approximately 4 days. This uptick follows a particularly dry June, which saw virtually no rain at all. While July's rainfall is still moderate compared to the wetter months at the beginning and end of the year, it adds a refreshing contrast to the otherwise arid desert climate. This pattern reaffirms the trend of scattered summer showers in Las Vegas, providing brief but welcomed relief from the intense heat. Overall, July serves as a pivotal month, punctuating the dry season with fleeting bursts of moisture that tease the arrival of late summer thunderstorms.

July Precipitation Trends in Las Vegas

The chart displays monthly precipitation patterns in Las Vegas, with values for each month alongside July's data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how July's conditions compare to those of other months.
JanFebMarAprMayJunJulAugSepOctNovDec22252161011610431319
Data source: Precipitation data for July generated using information from the Copernicus Climate Change Service.
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July Humidity in Las Vegas

In July, Las Vegas experiences some of its lowest humidity levels of the year, sitting at a mere 33%. This significant drop follows a gradual decline from the wetter months of winter and spring, where humidity peaked at 81% in January and steadily decreased to 40% by June. July's arid conditions contribute to the city's characteristic desert climate, making it a prime time for visitors seeking sunny days and low humidity. As summer progresses, August continues this trend with even lower humidity at 29%, offering a dry heat that contrasts sharply with the more humid months of late fall and winter. The fluctuation in humidity not only shapes the weather patterns in Las Vegas but also influences the city's vibrant outdoor lifestyle throughout the year.

July Average Humidity in Las Vegas

This chart illustrates the average monthly humidity levels in Las Vegas, with July's data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, allowing you to see how July's humidity levels compare to other months.
JanFebMarAprMayJunJulAugSepOctNovDec81%84%76%64%48%40%33%29%43%61%76%78%
Data source: Humidity data for July generated using information from the Copernicus Climate Change Service.

July UV Index in Las Vegas

In July, Las Vegas experiences an exhilarating peak in UV exposure, with the UV Index soaring to 13, categorizing the conditions as extreme. This stark increase from the moderate levels of January highlights the city's relentless summer sun, where even a mere 10 minutes of unprotected skin can lead to burns. Following the trend set in June, July's relentless rays encourage residents and visitors alike to take precautionary measures seriously. As summer continues, August sees a slight dip to a UV Index of 11, but the extreme exposure persists. To stay informed and protect your skin, check out the detailed insights available at Las Vegas UV Index.

Maximum UV Index Levels in Las Vegas for July

The chart shows the monthly maximum UV Index (UVI) for Las Vegas in July, 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.
JanFebMarAprMayJunJulAugSepOctNovDec468101112131110753
Data source: Las Vegas July 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.

July Sunshine in Las Vegas

In July, Las Vegas basks in the fullest embrace of summer, enjoying 381 hours of glorious sunshine that sets the city aglow. This peak in sun exposure follows a steady increase from the year’s start, with daylight hours surging impressively from 186 hours in January to 380 in June. The trend reveals a vibrant crescendo of sunlight that not only brightens the gorgeous desert landscape but also energizes the lively atmosphere of the Strip. As the sun casts its warm rays, it invites both locals and visitors to indulge in outdoor adventures, lounging by the pool, or exploring the city's myriad attractions. Following July, the sun gradually begins to dip, yet the warmth of summer lingers just a tad longer, with August still boasting a considerable 363 hours. This sunshine pattern not only highlights the arid charm of the region but also paints July as the sunny pinnacle of an exhilarating Las Vegas summer.

Monthly Sunshine Duration in Las Vegas: July Highlighted

The July sunshine duration represents the total number of hours Las Vegas experiences direct sunlight during the month of July, excluding cloudy or obstructed periods. This chart compares the sunshine duration of July with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec186h239h291h326h368h380h381h363h324h294h256h229h
Data source: Las Vegas July Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Las Vegas During July

While July may mark the height of summer in Las Vegas, it surprisingly sees a lower chance of sunny weather at just 55%. This is a notable dip following the warm months of May and August, which boast sunny probabilities of 83%. The trend in previous months indicates a generally increasing likelihood of sun leading up to July, peaking in late spring. Interestingly, as we move into September, the chances rebound again, rising to 88%, suggesting that the arid desert climate offers a unique quirk: while July feels sun-soaked, the actual statistical likelihood of clear skies takes a slight dip. So, if you’re planning to chase the sun, consider the surrounding months for your optimal sunny getaway!

Percentage of Sunny Days in July in Las Vegas

The chart illustrates the percentage of sunny days in Las Vegas throughout the year, with July 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 Las Vegas experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec56%75%67%75%83%70%55%83%88%70%75%57%
Data source: Las Vegas July chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Las Vegas in July

In Las Vegas, the month of July boasts abundant sunshine, with 14 hours of daylight, paralleling the duration seen in June. This peak in daylight heralds the height of summer, contributing to the vibrant energy of the city's outdoor activities. As the year progresses, it's fascinating to observe that the daylight gradually lengthens from 10 hours in January to its zenith in mid-summer, before gently tapering off in August. The steady decline continues into the fall, with daylight hours dropping to 11 hours by October and dwindling further to 9 hours by December. This rhythm of daylight not only shapes daily life in Las Vegas but also enhances its vibrant nightlife, making the most of those sunlit hours before the shorter days set in.

Average Daylight Hours in Las Vegas for July

The chart illustrates the variation in daylight duration in Las Vegas throughout the year, with July highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h10h 52m11h 59m13h 8m14h 5m14h 33m14h 18m13h 27m12h 21m11h 12m10h 13m9h 43m
Data source: Las Vegas daylight hours, calculated by summing the hours between sunrise and sunset for each day.

July Winds in Las Vegas

In July, the winds in Las Vegas tend to calm as the summer heats up, dropping to an average speed of 2.2 m/s (5 mph). This slight decrease follows a gradual rise in wind speeds from January to April, where breezes pick up, peaking at 2.9 m/s (7 mph) during the spring months. As the sweltering heat of summer sets in, the gentler winds of July invite a more tranquil outdoor experience, contrasting with the more robust gusts found earlier in the year. While August witnesses a bit of a resurgence in wind speed, July's softer breezes underscore the season's signature heat, making it the perfect time for embracing the calm amidst the desert's vibrancy.

Average July Wind Speed in Las Vegas

The chart displays monthly wind speed patterns in Las Vegas, with values for each month shown alongside July's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how July's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec2.42.72.82.92.92.82.2 m/s2.72.62.52.32.3
Data source: Las Vegas July wind data, generated using information from the Copernicus Climate Change Service.

How July Weather in Las Vegas Compares to Other Months

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

In comparing the weather of July and January, it's evident that these two months present starkly different climates. July boasts high temperatures, averaging around 32°C (89°F), with peaks soaring up to 44°C (111°F) and low humidity at 33%, resulting in a hot and dry atmosphere. In contrast, January features a much cooler environment, with average temperatures of 7°C (46°F) and minimums dipping to -5°C (24°F). Precipitation is also higher in January, with about 22 mm (0.8 in) over three days, and significantly increased humidity at 81%. For more details on January's weather in this region, visit Las Vegas weather in January.

July and February showcase a stark contrast in weather patterns. July boasts sweltering temperatures, ranging from a minimum of 18°C (64°F) to a scorching maximum of 44°C (111°F), with an average of 32°C (89°F). The month experiences minimal precipitation, averaging only 16 mm (0.6 in) over about four days, along with low humidity at 33%. In contrast, February presents a chillier climate, with temperatures fluctuating between a minimum of -5°C (23°F) and a maximum of 24°C (75°F), averaging around 9°C (48°F). This month receives more precipitation, totaling 25 mm (1.0 in) over the same four days, alongside a much higher humidity level of 84%. For a more detailed look at the weather in February, you can visit Las Vegas weather in February.

July and March present stark contrasts in weather conditions. In July, temperatures soar with a minimum of 18°C (64°F) and an average high of 32°C (89°F), peaking at a scorching 44°C (111°F). The month is relatively dry, seeing only 16 mm (0.6 in) of precipitation over four days and low humidity at 33%. In contrast, March experiences much cooler temperatures, ranging from a minimum of -1°C (31°F) to a maximum of 30°C (87°F), with an average of 13°C (55°F). Precipitation is slightly higher at 21 mm (0.8 in) across the same four days, but humidity peaks at 76%. This significant difference in temperature and humidity illustrates the diverse climate one can expect throughout the year in Las Vegas. For more detailed information, you can check Las Vegas weather in March.

In comparing the weather between July and April, it’s clear that July is significantly hotter and drier. July features a temperature range with a minimum of 18°C (64°F) and soaring averages up to 32°C (89°F), peaking at a sweltering maximum of 44°C (111°F). In contrast, April has a much cooler average temperature of 18°C (65°F), with lows around 2°C (36°F) and highs reaching 34°C (94°F). While July sees only 16 mm (0.6 in) of precipitation across about 4 days, April is relatively damp with 6 mm (0.2 in) over just 2 days, and experiences higher humidity levels at 64%. For more details on April weather, check this link: Las Vegas weather in April.

When comparing the weather in July and May, July stands out as significantly warmer, with average temperatures reaching up to 32°C (89°F) and highs soaring to 44°C (111°F). In contrast, May offers a much cooler climate, with average temperatures around 22°C (72°F) and maximums of 39°C (102°F). While July experiences slightly more precipitation at 16 mm (0.6 in) over 4 days, May has less precipitation at 10 mm (0.4 in) over just 2 days. Additionally, humidity levels are notably higher in May at 48%, compared to July's drier 33%. For more detailed insights into May's weather, you can check out Las Vegas weather in May.

In comparing the weather between June and July, we can observe some notable differences. July tends to be hotter, with average temperatures around 32°C (89°F), peaking at a maximum of 44°C (111°F), compared to June's average of 29°C (85°F) and maximum of 43°C (110°F). Despite the higher temperatures, July experiences slightly higher precipitation, with 16 mm (0.6 in) over four days, whereas June sees almost no precipitation at all, with only 1 mm (0.0 in) over zero days. Additionally, humidity levels in July are lower at 33%, while June is more humid at 40%. For more detailed insights, you can explore Las Vegas weather in June.

In comparing the weather between July and August, July generally experiences higher temperatures, with an average of 32°C (89°F) and maximums reaching 44°C (111°F), while August sees slightly cooler conditions with an average of 31°C (88°F) and a maximum of 42°C (109°F). Additionally, the humidity is marginally lower in August at 29% compared to July's 33%, contributing to a slightly more comfortable atmosphere. Precipitation also decreases from 16 mm (0.6 in) over 4 days in July to just 10 mm (0.4 in) across 2 days in August. For more specific details on August weather, check out Las Vegas weather in August.

July and September present a stark contrast in weather patterns. July is characterized by its higher temperatures, with an average of 32°C (89°F) and a maximum soaring to 44°C (111°F), accompanied by relatively low humidity at 33%. In comparison, September sees a more moderate average temperature of 27°C (80°F), with a minimum of 8°C (47°F) and maximum reaching 42°C (108°F). Additionally, precipitation is minimal in both months, but September records only 3 mm (0.1 in) over just one day, compared to July's 16 mm (0.6 in) over four days. For more details on the weather in September, check out Las Vegas weather in September.

In July, the weather is characterized by scorching temperatures, with averages reaching a sweltering 32°C (89°F) and maximums soaring as high as 44°C (111°F). Humidity is fairly low at 33%, resulting in dry conditions despite some rainfall on up to 4 days, totaling 16 mm (0.6 in). In stark contrast, October brings a much more moderate climate, featuring an average temperature of 18°C (65°F) and a maximum of 35°C (95°F), though it can dip to a chilly -1°C (31°F) at night. Precipitation is rare, with only about 3 mm (0.1 in) falling over 1 day, and humidity significantly increases to 61%. For more details, check out Las Vegas weather in October.

In July, the weather is typically hot and dry in Las Vegas, with average temperatures reaching as high as 32°C (89°F) and occasionally peaking at 44°C (111°F). With low humidity at 33% and just a few days of light precipitation (16 mm or 0.6 in), it's a month that encourages outdoor activities under the sun. In contrast, November sees a significant drop in temperatures, with averages around 13°C (55°F) and nighttime lows plummeting to -2°C (29°F). Although November experiences less total precipitation at 13 mm (0.5 in) over just one day, the humidity rises to 76%, creating a much cooler and damper atmosphere. For more details on the weather during November, you can check out Las Vegas weather in November.

In July, the weather is characterized by high temperatures, ranging from a minimum of 18°C (64°F) to a scorching maximum of 44°C (111°F), with an average of 32°C (89°F). The humidity is relatively low at 33%, and precipitation is minimal, averaging just 16 mm (0.6 in) over four days. In stark contrast, December sees much cooler conditions, with temperatures fluctuating from a chilly -3°C (27°F) at night to a pleasant maximum of 23°C (73°F), and an average of only 7°C (45°F). This month also experiences higher humidity at 78% and slightly increased precipitation at 18 mm (0.7 in) over the same span of four days. For a more detailed look at December weather in Las Vegas, visit Las Vegas weather in December.

Compare Las Vegas's Climate with Cities Worldwide

Conclusion: What to Expect From July Weather in Las Vegas

As July unfolds in Las Vegas, it stands out with its intense heat and low humidity, creating an arid desert climate distinct from other months. The month reaches its peak temperatures, often soaring above 44°C (111°F), while averaging around 32°C (89°F) during the day. With just a sprinkle of rain on about four days, the thirst for moisture remains largely unquenched, making this month exceptionally dry. Visitors can expect plenty of sunshine and clear skies, making July an ideal time for those who enjoy the heat. For a comprehensive overview of this beautiful city's climate year-round, visit Las Vegas Climate.