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August Weather in Williamsburg, United States

Last updated: June 24, 2025

In August, the average temperature in Williamsburg, United States is 22°C (72°F), creating a pleasant atmosphere for outdoor activities. Be prepared for a range, as temperatures can drop to a minimum of 10°C (51°F) and soar up to a maximum of 34°C (94°F). Expect around 100 mm (3.9 in) of precipitation spread over 14 days, with an average humidity of 64%, ensuring a comfortable yet slightly moist environment.

August Temperature in Williamsburg

In August in Williamsburg, the average temperature is 22°C (72°F), with maximums reaching up to 34°C (94°F) and minimums dipping as low as 10°C (51°F). This pleasant temperature range makes Williamsburg an ideal destination for travelers seeking comfortable weather to explore outdoor activities and attractions.

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

The chart illustrates August temperature patterns in Williamsburg, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Williamsburg, August typically has an average temperature of 22°C (72°F), with highs reaching up to 34°C (94°F) and lows dropping to around 10°C (51°F).
JanFebMarAprMayJunJulAugSepOctNovDec293339496068747266554034
Data source: Temperature data for Williamsburg 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.

August Precipitation in Williamsburg

In Williamsburg in August, the total precipitation amount is 100 mm (3.9 in) spread over 14 days.

August Precipitation Trends in Williamsburg

The chart displays monthly precipitation patterns in Williamsburg, 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. In Williamsburg, August typically receives around 100 mm (3.9 inches) of precipitation spread over approximately 14 days.
JanFebMarAprMayJunJulAugSepOctNovDec67106911091291121171001301137893
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Williamsburg

In Williamsburg in August humidity is 64%. With an average temperature of 22°C (72°F), this humidity feels like a warm, tropical embrace, making travel enjoyable yet slightly sticky, prompting visitors to seek shade or refreshing beverages while exploring the vibrant surroundings.

August Average Humidity in Williamsburg

This chart illustrates the average monthly humidity levels in Williamsburg, with August’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In August, average humidity in Williamsburg is approximately 64%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec90%90%89%88%80%79%74%64%67%81%89%88%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Williamsburg

In Williamsburg in August, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Williamsburg.

Maximum UV Index Levels in Williamsburg for August

The chart shows the monthly maximum UV Index (UVI) for Williamsburg 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. In August, the maximum UV index in Williamsburg typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec357910101098643
Data source: Williamsburg 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.

How August Weather in Williamsburg Compares to Other Months

Weather in Williamsburg varies notably across the year, with each month offering distinct climate conditions. This page compares August’s weather to other months in Williamsburg, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Williamsburg, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-2°C (29°F)67 mm (2.6 inches)89%moderate
February Weather0°C (33°F)106 mm (4.2 inches)90%moderate
March Weather4°C (39°F)91 mm (3.6 inches)89%high
April Weather10°C (50°F)109 mm (4.3 inches)88%very high
May Weather16°C (60°F)129 mm (5.1 inches)80%very high
June Weather20°C (69°F)112 mm (4.4 inches)79%very high
July Weather23°C (74°F)117 mm (4.6 inches)74%very high
August Weather22°C (72°F)100 mm (3.9 inches)64%very high
September Weather19°C (66°F)130 mm (5.1 inches)67%very high
October Weather13°C (56°F)113 mm (4.4 inches)81%high
November Weather5°C (41°F)78 mm (3.1 inches)89%moderate
December Weather1°C (34°F)93 mm (3.7 inches)88%moderate

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