July Weather in Williamsburg, United States

Last updated: June 24, 2025

In July, the average temperature in Williamsburg, United States hovers around 25°C (78°F), making it a pleasant destination. Expect temperatures to range from a cool 14°C (58°F) to a soaring 35°C (96°F). With an average humidity of 79% and 104 mm (4.1 in) of precipitation spread over 14 days, it's wise to be prepared for the occasional rain shower!

July Temperature in Williamsburg

In July in Williamsburg, the average temperature is 25°C (78°F). Maximum temperatures can reach 35°C (96°F), while minimum temperatures can drop as low as 14°C (58°F). This pleasant climate makes Williamsburg an ideal destination for travelers seeking comfortable weather.

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

The chart illustrates July 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, July typically has an average temperature of 25°C (78°F), with highs reaching up to 35°C (96°F) and lows dropping to around 14°C (58°F).

Data source: Temperature data for Williamsburg generated using information from the Copernicus Climate Change Service.

July Precipitation in Williamsburg

In Williamsburg in July, the precipitation amount is 104 mm (4.1 in) distributed over a span of 14 days.

July Precipitation Trends in Williamsburg

The chart displays monthly precipitation patterns in Williamsburg, 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. In Williamsburg, July typically receives around 104 mm (4.1 inches) of precipitation spread over approximately 14 days.

Data source: Precipitation data for July generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

July Humidity in Williamsburg

In Williamsburg in July humidity is 79%. With an average temperature of 25°C (78°F), this humidity feels like a warm, heavy blanket enveloping you, making outdoor activities less inviting and requiring frequent breaks to stay refreshed.

July Average Humidity in Williamsburg

This chart illustrates the average monthly humidity levels in Williamsburg, with July’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In July, average humidity in Williamsburg is approximately 79%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for July generated using information from the Copernicus Climate Change Service.

July UV Index in Williamsburg

In Williamsburg in July, the maximum UV index reaches 11, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's essential to take precautions. For more details, you can check the Hourly UV Index in Williamsburg.

Maximum UV Index Levels in Williamsburg for July

The chart shows the monthly maximum UV Index (UVI) for Williamsburg 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. In July, the maximum UV index in Williamsburg typically reaches 11, which falls under the extreme exposure category.

Data source: Williamsburg 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.

How July 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 July’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 July’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	4°C (39°F)	97 mm (3.8 inches)	88%	moderate
February Weather	7°C (44°F)	188 mm (7.4 inches)	88%	high
March Weather	10°C (51°F)	148 mm (5.8 inches)	87%	high
April Weather	14°C (58°F)	146 mm (5.8 inches)	84%	very high
May Weather	20°C (68°F)	122 mm (4.8 inches)	84%	extreme
June Weather	23°C (74°F)	129 mm (5.1 inches)	83%	extreme
July Weather	25°C (78°F)	104 mm (4.1 inches)	79%	extreme
August Weather	24°C (76°F)	146 mm (5.7 inches)	66%	very high
September Weather	22°C (72°F)	108 mm (4.2 inches)	67%	very high
October Weather	16°C (62°F)	130 mm (5.1 inches)	76%	high
November Weather	8°C (47°F)	75 mm (2.9 inches)	89%	moderate
December Weather	6°C (44°F)	136 mm (5.4 inches)	88%	moderate