August Weather in Durham, United States

Last updated: February 24, 2025

August in Durham, United States is characterized by warm and humid weather. With maximum temperatures reaching a sultry 36°C (97°F) and an average of 26°C (78°F), residents experience the peak of summer heat. The month sees a minimum temperature of 15°C (59°F), offering a slight reprieve during cooler nights. Precipitation is notable, with a total of 128 mm (5.1 in) falling over approximately 15 days, contributing to the lush greenery in the area. Overall, the 80% humidity level emphasizes the summer's sultry feel, making it a memorable month for locals and visitors alike.

August Temperature in Durham

In Durham, United States, August marks the peak of summer, showcasing a vibrant climate that captivates residents and visitors alike. With minimum temperatures averaging around 15°C (59°F), the days are warm and inviting, escalating to an average of 26°C (78°F). Peak heat sees temperatures soaring to a striking 36°C (97°F), reflecting the month’s tendency to bring the hottest weather of the year. Following the trend from previous months, August maintains a balance of warmth while hinting at the transition to cooler fall days ahead. As the sun blazes high, residents can enjoy the outdoor activities that summer brings, all while savoring the gradually shortening days that signal the approaching autumn.

August Weather in Durham: Daily Temperature Highs, Lows, and Averages

The chart illustrates August temperature patterns in Durham, 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 Durham generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

August Precipitation in Durham

In August, Durham experiences a notable uptick in precipitation, receiving 128 mm (or 5.1 inches) of rain over 15 days. This trend is consistent with the surge in moisture typically seen during the summer months, making August one of the wettest times of the year. Following closely behind, September matches August's rainfall but sees a decrease in rainy days, dropping to 9. Overall, the summer months show a gradual increase in precipitation, escalating from June to August, indicating a pattern where warmth and humidity converge, resulting in frequent showers and thunderstorms that are characteristic of this season.

August Precipitation Trends in Durham

The chart displays monthly precipitation patterns in Durham, with values for each month alongside August's data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how August's conditions compare to those of other months.
JanFebMarAprMayJunJulAugSepOctNovDec89117841161181211141281289781107
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

August Humidity in Durham

In Durham, United States, August brings a slight respite from the summer humidity, settling at a comfortable 80%. This marks a gradual decrease from the peak levels observed in the preceding months, particularly July, which also hovered at 81%. Throughout the year, humidity levels exhibit a notable trend: they begin high in January at 85%, then consistently decline to a summer low of 79% in September before rising again as autumn approaches. This pattern showcases the region's transition from the muggy summer months into the crisper fall season, making August a pivotal moment of balance in Durham's annual climate cycle.

August Average Humidity in Durham

This chart illustrates the average monthly humidity levels in Durham, with August's data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, allowing you to see how August's humidity levels compare to other months.
JanFebMarAprMayJunJulAugSepOctNovDec85%82%81%80%81%81%81%80%79%80%86%86%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Durham

In August, Durham experiences a UV Index of 10, categorized as very high, which means that it is essential to take precautions to protect your skin during outdoor activities. This month marks a slight decrease from the extreme levels of 11 seen from May through July, yet the risk remains significant. With a burn time of just 15 minutes, even brief exposure can lead to skin damage, underscoring the importance of applying sunscreen and wearing protective clothing. As summer transitions to fall, the UV Index begins to taper off, with September registering a UV Index of 9. Staying vigilant about sun safety is crucial throughout these sunny months in Durham. For more detailed information, visit the Durham UV Index.

Maximum UV Index Levels in Durham for August

The chart shows the monthly maximum UV Index (UVI) for Durham in August, 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: Durham August 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.

August Sunshine in Durham

August in Durham, United States, offers a delightful balance of summer's warmth and ample sunshine, boasting 321 hours of bright, sunny days. This figure sits just below the peak of July, when residents basked in 352 hours of sun—the highest monthly total of the year. Following the sunlit months of June and July, August still provides a generous amount of light, contributing to a gradual decline as summer transitions into fall. The month transitions smoothly into September, which enjoys 289 hours of sunshine, indicating a steady decrease in daylight as autumn approaches. Overall, this trend reflects a vibrant summer season that invites outdoor activities and community gatherings, while also hinting at the cozy, cooling days of autumn on the horizon.

Monthly Sunshine Duration in Durham: August Highlighted

The August sunshine duration represents the total number of hours Durham experiences direct sunlight during the month of August, excluding cloudy or obstructed periods. This chart compares the sunshine duration of August with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec165h183h256h284h306h323h352h321h289h270h234h203h
Data source: Durham August Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Durham During August

In August, Durham, North Carolina experiences a notable increase in sunshine, with a 51% chance of sunny weather. This trend reflects a progression from the cooler months, where the probability of sun dips below 50%. After a somewhat cloudy summer, July's 45% chance gives way to a more promising August, setting the stage for late summer adventures. Following August, the likelihood of clear skies continues to improve, peaking in September at 58% before gradually declining again. Overall, the summer months in Durham present a varied sunny outlook, making August an inviting time for outdoor activities.

Percentage of Sunny Days in August in Durham

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

Daylight Hours in Durham in August

In August, Durham experiences a delightful 13 hours of daylight, a slight decrease from the sun-soaked days of summer. This month marks a transition where daylight begins to wane, heading toward the shorter days of fall. Observing the yearly trend, daylight duration peaks in June and July with 14 hours, while January and December see the least at 10 hours and 9 hours respectively. This gradual shift underscores the impermanence of summer's brightness, inviting residents to savor the golden evenings before the crisp autumn air settles in. With daylight still abundant, August offers plenty of opportunities for outdoor adventures while hinting at the seasonal change ahead.

Average Daylight Hours in Durham for August

The chart illustrates the variation in daylight duration in Durham throughout the year, with August 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: Durham daylight hours, calculated by summing the hours between sunrise and sunset for each day.

August Winds in Durham

In Durham, United States, August tends to greet residents with the calmest winds of the year, showcasing an average wind speed of just 2.0 m/s (5 mph). This gentle breeze signals the transition into late summer, as the wind speeds typically rise from the winter months through to late spring, peaking in the fall. Each preceding month before August maintains a steady pace between 2.4 m/s and 3.3 m/s, yet as summer reaches its zenith, the winds soften, inviting a more tranquil atmosphere. Following August, a subtle rebound occurs in September, where wind speeds again rise to 2.4 m/s, hinting at the changing seasons ahead. This cyclical pattern of wind speeds not only enhances the seasonal experience but also creates a unique backdrop for summer activities in the region.

Average August Wind Speed in Durham

The chart displays monthly wind speed patterns in Durham, with values for each month shown alongside August's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how August's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec2.73.23.23.32.62.42.52.0 m/s2.42.83.02.9
Data source: Durham August wind data, generated using information from the Copernicus Climate Change Service.

How August Weather in Durham Compares to Other Months

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

August and January in Durham showcase stark contrasts in weather. August boasts warm temperatures with an average of 26°C (78°F) and maximums reaching up to 36°C (97°F), accompanied by high humidity at 80% and significant precipitation over 15 days. In contrast, January experiences much cooler conditions, averaging only 6°C (43°F), with minimums plummeting to -15°C (6°F) and a maximum of 25°C (77°F). Despite slightly lower precipitation of 89 mm (3.5 in) over just 9 days, January maintains a high humidity level of 85%. For more detailed insights into January weather, visit Durham weather in January.

August and February present stark contrasts in weather patterns. In August, temperatures range from a mild 15°C (59°F) at night to a sweltering 36°C (97°F) during the day, with an average temperature of 26°C (78°F). The month also sees considerable rainfall, with 128 mm (5.1 in) of precipitation spread over 15 days, accompanied by high humidity levels of 80%. In comparison, February experiences much cooler conditions, with temperatures dipping as low as -6°C (21°F) at night and reaching a maximum of 27°C (81°F) during the day, averaging at 9°C (48°F). This month has slightly less precipitation at 117 mm (4.6 in) over 11 days, but humidity levels remain high at 82%. For more detailed information on February weather, you can visit Durham weather in February.

August and March present stark contrasts in weather conditions. In August, temperatures range from a mild 15°C (59°F) at night to a scorching 36°C (97°F) during the day, with an average temperature of 26°C (78°F). This month also sees significant rainfall, totaling 128 mm (5.1 in) spread across approximately 15 days, contributing to high humidity levels of around 80%.

In contrast, March experiences much cooler temperatures, with nighttime lows dipping to -5°C (24°F) and daytime highs reaching up to 31°C (88°F), averaging around 11°C (53°F). Precipitation is lighter in March, totaling 84 mm (3.3 in) over about 10 days, while humidity remains relatively high at 81%. For a detailed look at the weather specifics, you can refer to Durham weather in March.

August and April present contrasting weather patterns in terms of temperature, precipitation, and seasonal feel. In August, temperatures range from a mild 15°C (59°F) to a scorching 36°C (97°F), with an average of 26°C (78°F). The month sees about 128 mm (5.1 in) of rain over 15 days, maintaining a consistent humidity level of 80%. Conversely, April experiences cooler conditions, with temperatures ranging from a chilly -1°C (31°F) to a pleasant 31°C (88°F), averaging 16°C (62°F). It receives slightly less precipitation at 116 mm (4.6 in) over 10 days, yet humidity remains the same at 80%. For a closer look, you can explore Durham weather in April.

When comparing the weather in August and May, several key differences emerge. August tends to be hotter with an average temperature of 26°C (78°F) compared to May's more moderate 21°C (70°F). However, both months can reach a peak temperature of 36°C (97°F). Precipitation is quite similar, with August receiving 128 mm (5.1 in) over 15 days, while May sees slightly less at 118 mm (4.6 in) over 11 days. Humidity levels are quite comparable as well, with August at 80% and May slightly higher at 81%. For more details about May weather, visit Durham weather in May.

In comparing the weather patterns of August and June, we observe that both months can experience high temperatures, with August averaging 26°C (78°F) and June slightly lower at an average of 24°C (76°F). Interestingly, both months share the same maximum temperature of 36°C (97°F), highlighting the potential for heat. Precipitation levels are somewhat comparable as well, with August receiving 128 mm (5.1 in) over 15 days, while June has 121 mm (4.8 in) over just 13 days. Additionally, humidity remains quite high in both months, with August at 80% and June at 81%. For a more detailed look at June's weather specifics, you can refer to Durham weather in June.

In comparing the weather between July and August, July presents slightly warmer temperatures, with average highs reaching 37°C (99°F) compared to August's 36°C (97°F). Both months experience similar humidity levels, hovering around 80% in August and 81% in July. Precipitation is a bit higher in August, with 128 mm (5.1 in) over 15 days, while July sees 114 mm (4.5 in) across 14 days. For further details on July's weather, you can check Durham weather in July.

In August, the weather tends to be warmer, with average temperatures around 26°C (78°F) and highs reaching up to 36°C (97°F), accompanied by a high humidity level of 80%. The month experiences considerable precipitation, with rain on about 15 days and a total rainfall of 128 mm (5.1 in). In contrast, September brings cooler temperatures, featuring an average of 23°C (74°F) and maximums around 35°C (96°F), while the minimum temperature drops to 9°C (48°F). Although September also sees the same total precipitation of 128 mm (5.1 in), it experiences significantly fewer rainy days, with rain falling on just 9 days. For more details, check out Durham weather in September.

In comparing the weather between August and October, significant differences emerge. August boasts higher temperatures, with a range from a minimum of 15°C (59°F) to an average of 26°C (78°F) and a maximum reaching up to 36°C (97°F). In contrast, October sees cooler temperatures, with a minimum of 2°C (36°F) and an average of 18°C (65°F), although it surprisingly also has a maximum that can hit 36°C (98°F). Precipitation levels in August are higher, totaling 128 mm (5.1 in) over 15 days, while October experiences less rain at 97 mm (3.8 in) over just 9 days. Interestingly, humidity remains consistent at 80% in both months. For more detailed insights, you can check Durham weather in October.

In comparing the weather of August and November, August is notably warmer, with average temperatures around 26°C (78°F) and maximums reaching up to 36°C (97°F). The month also experiences high humidity at 80% and more precipitation, totaling 128 mm over 15 days. In contrast, November sees a significant drop in temperature, with average highs of only 10°C (51°F) and even minimums dipping to -4°C (25°F). While November has less overall precipitation at 81 mm over just 7 days, it maintains a higher humidity level at 85%. For more detailed insights, check Durham weather in November.

In August, the weather is characterized by warm temperatures, with an average of 26°C (78°F) and maximums reaching up to 36°C (97°F). The month is relatively humid at 80%, with a significant amount of precipitation totaling 128 mm (5.1 in) over 15 days. In contrast, December brings much cooler conditions, with average temperatures dropping to 8°C (46°F) and minimums plunging to -7°C (19°F). While it is also humid at 86%, December experiences less rainfall, with 107 mm (4.2 in) over just 9 days. For more detailed insights, you can check Durham weather in December.

Compare Durham's Climate with Cities Worldwide

Conclusion: What to Expect From August Weather in Durham

August in Durham brings a sizzling culmination of summer, with temperatures reaching their peak. The average warmth envelopes the city, rising significantly compared to milder months, while the humidity clings persistently, adding to the mid-summer intensity. Although daily sunshine is plentiful, the frequent rainfall, spread over half the month, balances the heat and nourishes the landscape, making August distinctly vibrant. For a deeper understanding of Durham's unique climate trends throughout the year, explore Durham Climate.