July Weather in Chapel Hill, United States

Last updated: February 24, 2025

In Chapel Hill during July, temperatures can soar to a sizzling 37°C (99°F), with an average of 27°C (80°F) creating a warm yet pleasant atmosphere. However, the month is marked by frequent rainfall, accumulating to 114 mm (4.5 in) over approximately 14 days, contributing to a humidity level of 81%. This blend of heat and moisture not only defines the summer experience but also supports the region's lush greenery. Visitors and residents alike should be prepared for both the summer sun and the occasional refreshing downpour.

July Temperature in Chapel Hill

In Chapel Hill during July, temperatures reach their peak with a minimum of 16°C (61°F), an average of 27°C (80°F), and a maximum soaring to 37°C (99°F). This month showcases a significant jump from the milder conditions of previous months, reflecting a clear progression towards the sweltering summer heat. Comparatively, the average temperature rises sharply from 24°C (76°F) in June, illustrating a seasonal trend where the warmth intensifies. Despite the heat, evenings remain pleasantly mild, offering a balance to the daytime warmth. Overall, July embodies the height of Chapel Hill's summer, making it a time for vibrant outdoor activities and leisurely evenings under the stars.

July Weather in Chapel Hill: Daily Temperature Highs, Lows, and Averages

The chart illustrates July temperature patterns in Chapel Hill, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec434852617076807874655146
Data source: Temperature data for Chapel Hill 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 Chapel Hill

In July, Chapel Hill experiences a significant rainfall total of 114 mm (4.5 in), indicative of the region's warm and humid summer climate. This month sees an uptick in precipitation days, with 14 days recording some amount of rain, marking it as one of the wetter months of the year. As summer intensifies, July's rainfall slightly decreases from June's peak of 121 mm but remains comparable to the amounts seen in the preceding months. Interestingly, this pattern of increased precipitation continues into August, where the rainfall reaches its peak for the summer season, hinting at a trend of sustained moisture leading into late summer. The overall wet July sets the stage for lush landscapes while reminding residents to keep their umbrellas close!

July Precipitation Trends in Chapel Hill

The chart displays monthly precipitation patterns in Chapel Hill, 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.
JanFebMarAprMayJunJulAugSepOctNovDec89117841161181211141281289781107
Data source: Precipitation data for July generated using information from the Copernicus Climate Change Service.
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July Humidity in Chapel Hill

In Chapel Hill, July typically experiences a consistent humidity level of 81%, mirroring the trend set in the preceding months of May and June. This steady humidity indicates a relatively comfortable summer atmosphere, especially when juxtaposed with the higher levels during the winter months, which peak at 86% in December. As the year progresses, humidity begins to gently decline from the warm summer months to the crispness of autumn, dropping to 79% by September. Overall, Chapel Hill's humidity showcases a clear pattern: while summers remain humid, the transition to fall brings a refreshing ease.

July Average Humidity in Chapel Hill

This chart illustrates the average monthly humidity levels in Chapel Hill, 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.
JanFebMarAprMayJunJulAugSepOctNovDec85%82%81%80%81%81%81%80%79%80%86%86%
Data source: Humidity data for July generated using information from the Copernicus Climate Change Service.

July UV Index in Chapel Hill

In July, Chapel Hill experiences its peak UV intensity with an extreme UV Index of 11, requiring just 10 minutes of exposure for sunburn to occur. This pattern, consistent since May, highlights the importance of sun protection during the summer months. As temperatures rise, the risk of harmful UV radiation remains particularly high, especially compared to the more moderate levels seen in the winter months. This trend continues into August, when the UV Index drops slightly to 10, but still warrants caution. To ensure you're adequately prepared for the summer sun, check the full details available at Chapel Hill UV Index.

Maximum UV Index Levels in Chapel Hill for July

The chart shows the monthly maximum UV Index (UVI) for Chapel Hill 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.
JanFebMarAprMayJunJulAugSepOctNovDec46810111111109853
Data source: Chapel Hill 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 Chapel Hill

In July, Chapel Hill basks in the height of summer, enjoying an impressive 352 hours of sunshine, the highest for the year. This sunny month is a culmination of a steady upward trend beginning in January with 165 hours and blossoming into an abundance of daylight by the time June rolls in at 323 hours. The gradual increase in sunshine hours not only brightens the landscape but also invigorates outdoor activities, leading to a flourishing community spirit. As August approaches with 321 hours of sunlight, the warmth remains, though the slight dip hints at the impending transition into the softer light of autumn. This vibrant July represents a peak in the solar embrace of Chapel Hill, setting the stage for cherished summer memories.

Monthly Sunshine Duration in Chapel Hill: July Highlighted

The July sunshine duration represents the total number of hours Chapel Hill 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.
JanFebMarAprMayJunJulAugSepOctNovDec165h183h256h284h306h323h352h321h289h270h234h203h
Data source: Chapel Hill July Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Chapel Hill During July

In Chapel Hill, the likelihood of sunny weather in July stands at 45%, reflecting a moderate chance for sun amidst the summer heat. This month showcases a slight improvement from the preceding June, which dipped to just 34%, indicating a seasonal upswing as the year progresses. July’s sunshine probability falls short of the 51% observed in August and the 58% seen in September, suggesting that while summer is in full swing, the sunniest days are yet to come. Notably, the overall trend hints at a promising July, with more consistent sunny weather as we transition from the cooler months, particularly in contrast to January and February’s lower percentages of 48% and 36% respectively. As the year continues, embracing the sun-filled days of July can lead to delightful outdoor experiences, keeping in mind that the weather can be a mix of sun and shade.

Percentage of Sunny Days in July in Chapel Hill

The chart illustrates the percentage of sunny days in Chapel Hill 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 Chapel Hill experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec48%36%43%60%39%34%45%52%58%48%63%45%
Data source: Chapel Hill July chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Chapel Hill in July

In Chapel Hill, July offers a delightful peak in daylight duration, with an impressive 14 hours of sunlight gracing the skies. This trend reflects the gradual increase in daylight from the depths of winter, starting with just 10 hours in January, and showcasing a steady rise as spring unfolds, reaching 13 hours by April. As we transition into summer, daylight remains consistent throughout June and July, allowing residents to fully embrace outdoor activities under the warm sun. Following July, daylight begins its gentle decline, dropping to 13 hours in August and tapering off into the fall months. This cyclical pattern not only underscores the beauty of the seasons but also highlights the longer, vibrant days that make summer in Chapel Hill truly special.

Average Daylight Hours in Chapel Hill for July

The chart illustrates the variation in daylight duration in Chapel Hill 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 7m14h 5m14h 33m14h 18m13h 27m12h 21m11h 13m10h 14m9h 44m
Data source: Chapel Hill daylight hours, calculated by summing the hours between sunrise and sunset for each day.

July Winds in Chapel Hill

In July, Chapel Hill experiences a gentle breeze, with an average wind speed of 2.5 m/s (6 mph). This marks a slight increase from the preceding months of June and May, where winds were notably calmer, reaching 2.4 m/s (5 mph) and 2.6 m/s (6 mph) respectively. As we transition into the peak summer month, July's winds maintain a moderate pace, contributing to the warm and humid atmosphere typical of the season. Notably, while July's winds are softer compared to the stronger gusts in late autumn and winter, they provide a refreshing contrast to the heat, echoing the subtle shift in the breezy patterns that accompany the changing seasons in this vibrant region. The overall trend highlights a gradual decline in wind speed towards the end of summer, as the threshold dips further with August's anticipated 2.0 m/s (5 mph) average.

Average July Wind Speed in Chapel Hill

The chart displays monthly wind speed patterns in Chapel Hill, 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.
JanFebMarAprMayJunJulAugSepOctNovDec2.73.23.23.32.62.42.5 m/s2.02.42.83.02.9
Data source: Chapel Hill July wind data, generated using information from the Copernicus Climate Change Service.

How July Weather in Chapel Hill Compares to Other Months

The weather in Chapel Hill 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 Chapel Hill and find detailed weather information for every month.

In July, temperatures in Chapel Hill soar with a minimum of 16°C (61°F), averaging a warm 27°C (80°F), and peaking at a blistering 37°C (99°F). The humidity is high at 81%, and the area experiences about 114 mm (4.5 in) of precipitation over approximately 14 days. Conversely, January brings a stark contrast with much cooler temperatures, ranging from a chilly minimum of -15°C (6°F) to a maximum of 25°C (77°F) and an average of just 6°C (43°F). Despite lower total precipitation of 89 mm (3.5 in) over 9 days, the humidity remains relatively high at 85%. For more detailed insights into January weather, you can check Chapel Hill weather in January.

July and February present strikingly contrasting weather conditions. In July, temperatures soar with a minimum of 16°C (61°F) and an average of 27°C (80°F), peaking at a sweltering 37°C (99°F). This month also experiences considerable precipitation, totaling 114 mm (4.5 in) over 14 days, while humidity remains high at 81%. On the other hand, February offers much cooler weather, with temperatures ranging from a minimum of -6°C (21°F) to an average of 9°C (48°F) and a maximum of 27°C (81°F). Precipitation in February is slightly higher at 117 mm (4.6 in) spread over 11 days, with humidity at 82%. For more details about February weather, you can visit Chapel Hill weather in February.

In comparing the weather of July and March, we notice significant differences in temperature and precipitation patterns. July boasts a much warmer climate, with average temperatures around 27°C (80°F) and maximums soaring to 37°C (99°F), while March experiences cooler conditions, showcasing an average of 11°C (53°F) and minimum temperatures dropping to -5°C (24°F). While July sees an increase in precipitation with 114 mm (4.5 in) over 14 days, March has lower rainfall at 84 mm (3.3 in) across 10 days. Interestingly, both months share similar humidity levels at 81%. For a detailed overview of weather conditions during this time, you can visit Chapel Hill weather in March.

In comparing the weather between July and April, we notice significant differences in temperature and overall climate conditions. July boasts a much warmer temperature range, with minimums around 16°C (61°F) and maximums reaching up to 37°C (99°F), averaging at a balmy 27°C (80°F). Contrastingly, April starts with cooler temperatures, ranging from a chilly -1°C (31°F) to a comfortable 31°C (88°F), averaging 16°C (62°F). Both months experience similar levels of precipitation, with July recording 114 mm over 14 days and April slightly higher at 116 mm over 10 days. Humidity levels are also quite comparable, with July at 81% and April at 80%. For a more detailed look at the weather patterns in April, you can check out Chapel Hill weather in April.

When comparing the weather in July and May, distinct differences and similarities emerge. July boasts higher average temperatures, ranging from a minimum of 16°C (61°F) to a maximum of 37°C (99°F), while May experiences cooler conditions with a minimum of 4°C (39°F) and a maximum of 36°C (97°F). Both months see significant precipitation, with July totaling 114 mm (4.5 in) over 14 days and May slightly higher at 118 mm (4.6 in) over 11 days. Interestingly, humidity remains constant at 81% for both months, creating a humid atmosphere throughout the late spring and summer. For a closer look at May's climate, you can visit Chapel Hill weather in May.

In comparing the weather between June and July, July tends to be warmer with average temperatures rising to 27°C (80°F) compared to June's average of 24°C (76°F). While both months experience high humidity levels at 81%, July also sees a slight increase in precipitation, totaling 114 mm (4.5 in) over 14 days, in contrast to June's 121 mm (4.8 in) over 13 days. Notably, July features slightly higher maximum temperatures, peaking at 37°C (99°F), compared to June's maximum of 36°C (97°F). Overall, July offers hotter days with comparable humidity and slightly less rain. For a detailed look at June's weather, check out Chapel Hill weather in June.

July and August exhibit similar weather patterns, with both months featuring warm temperatures and significant humidity. In July, temperatures range from a minimum of 16°C (61°F) to a maximum of 37°C (99°F), averaging around 27°C (80°F). In contrast, August sees slightly cooler conditions, with minimum temperatures of 15°C (59°F), a maximum of 36°C (97°F), and an average of 26°C (78°F). Precipitation levels also increase in August, with 128 mm (5.1 in) recorded over 15 days, compared to July's 114 mm (4.5 in) over 14 days. The humidity remains high in both months, with July at 81% and August at 80%. For more detailed information, check out Chapel Hill weather in August.

In July, the weather is characterized by warmer temperatures, with a minimum of 16°C (61°F), an average of 27°C (80°F), and a maximum of 37°C (99°F). The humidity is relatively high at 81%, and the month experiences significant precipitation, totaling 114 mm (4.5 in) over 14 days. In contrast, September sees cooler temperatures, with a minimum of 9°C (48°F), an average of 23°C (74°F), and a maximum of 35°C (96°F). Although September has slightly higher precipitation at 128 mm (5.1 in), it occurs over fewer days, with only 9 rainy days, and the humidity remains fairly stable at 79%. For more details, you can check out the Chapel Hill weather in September.

In comparing the weather between July and October, it's clear that the two months offer contrasting climates. July features warm conditions with average temperatures around 27°C (80°F), peaking at a sweltering 37°C (99°F), and experiences considerable humidity at 81%. During this month, rainfall is frequent, accumulating to 114 mm (4.5 in) over approximately 14 days. In contrast, October sees a significant drop in temperatures, with a minimum of 2°C (36°F) and an average of 18°C (65°F), although it still can reach up to 36°C (98°F). Precipitation is less abundant in October, totaling 97 mm (3.8 in) over 9 days, while humidity remains relatively stable at 80%. For a more detailed look at the weather patterns in October, check out Chapel Hill weather in October.

July and November present striking contrasts in weather conditions. In July, temperatures soar with an average of 27°C (80°F), peaking at a scorching 37°C (99°F), accompanied by high humidity levels of 81%. Precipitation is significant, with 114 mm (4.5 in) falling over 14 days. In contrast, November brings much cooler temperatures, with an average of 10°C (51°F) and a notable minimum of -4°C (25°F), although maximum temperatures can reach a mild 29°C (84°F). Rainfall decreases to 81 mm (3.2 in) over just 7 days, and humidity remains slightly higher at 85%. For more details, visit Chapel Hill weather in November.

In July, the weather is characterized by warm temperatures, with a minimum of 16°C (61°F) and an average of 27°C (80°F), peaking at a sweltering 37°C (99°F). The month experiences significant rainfall, totaling 114 mm (4.5 in) over approximately 14 days, alongside high humidity levels of 81%. In stark contrast, December brings a much colder climate, with temperatures ranging from a frigid -7°C (19°F) to a mild 23°C (73°F), averaging around 8°C (46°F). Precipitation in December is slightly lower at 107 mm (4.2 in) over 9 days, with humidity rising to 86%. For more information, you can check Chapel Hill weather in December.

Compare Chapel Hill's Climate with Cities Worldwide

Conclusion: What to Expect From July Weather in Chapel Hill

July in Chapel Hill is characterized by warm temperatures and high humidity, making it a distinctly tropical month compared to the rest of the year. With maximums reaching nearly 37°C, the heat can be intense, while the considerable average temperature of 27°C keeps the summer vibe alive. However, this warmth comes with its challenges, as July also sees a significant amount of precipitation, affecting nearly half the month with rainy days. For those interested in a more detailed look at Chapel Hill's climate patterns throughout the year, be sure to check out Chapel Hill Climate.