July Weather in August, United States

Last updated: June 24, 2025

In July, the average temperature in August, United States is a pleasant 24°C (76°F). Expect lows of 13°C (56°F) and highs reaching up to 39°C (103°F). This month boasts 0 mm (0.0 in) of precipitation across a dry 0 days, with an average humidity of 58%. Enjoy the warmth and sunshine!

July Temperature in August

In July in August, the average temperature is 24°C (76°F). Maximums can reach 39°C (103°F), and minimums can dip as low as 13°C (56°F). It's a great time to explore August, but be prepared for warm days and cooler evenings.

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

The chart illustrates July temperature patterns in August, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In August, July typically has an average temperature of 24°C (76°F), with highs reaching up to 39°C (103°F) and lows dropping to around 13°C (56°F).

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

July Precipitation in August

In August in July, the precipitation amount is 0 mm (0.0 in) during 0 days.

July Precipitation Trends in August

The chart displays monthly precipitation patterns in August, 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 August, July typically receives around 0 mm (0.0 inches) of precipitation spread over approximately 0 days.

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

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

July Humidity in August

In August in July, humidity is 58%. With an average temperature of 24°C (76°F), this humidity feels like a warm, sticky embrace, making daily exploration a bit more challenging but still enjoyable as long as travelers stay hydrated and take breaks in the shade.

July Average Humidity in August

This chart illustrates the average monthly humidity levels in August, 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 August is approximately 58%, 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 August

In August 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 August.

Maximum UV Index Levels in August for July

The chart shows the monthly maximum UV Index (UVI) for August 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 August typically reaches 11, which falls under the extreme exposure category.

Data source: August 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 August Compares to Other Months

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

This table compares monthly weather conditions in August, showing how July’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	10°C (50°F)	110 mm (4.3 inches)	82%	moderate
February Weather	11°C (52°F)	95 mm (3.7 inches)	84%	moderate
March Weather	13°C (56°F)	89 mm (3.5 inches)	82%	very high
April Weather	17°C (62°F)	44 mm (1.7 inches)	78%	very high
May Weather	20°C (68°F)	20 mm (0.8 inches)	71%	very high
June Weather	24°C (75°F)	2 mm (0.1 inches)	64%	extreme
July Weather	24°C (76°F)	0 mm (0.0 inches)	58%	extreme
August Weather	24°C (76°F)	0 mm (0.0 inches)	54%	very high
September Weather	22°C (72°F)	2 mm (0.1 inches)	55%	very high
October Weather	18°C (65°F)	30 mm (1.2 inches)	62%	high
November Weather	13°C (55°F)	47 mm (1.8 inches)	78%	moderate
December Weather	9°C (49°F)	95 mm (3.7 inches)	80%	moderate