August Weather in Brighton, United States

Last updated: June 24, 2025

In Brighton, United States, the average temperature in August hovers around 24°C (75°F), offering a pleasant climate for outdoor activities. Expect a minimum of 12°C (54°F) and a sweltering maximum of 37°C (99°F). During this month, precipitation typically measures 28 mm (1.1 in) across 6 days, while the average humidity lingers at a cozy 80%. Enjoy the warm embrace of August!

August Temperature in Brighton

In August, in Brighton, the average temperature is 24°C (75°F), with maximums that can reach 37°C (99°F) and minimums that can drop to as low as 12°C (54°F). This variation makes it an ideal time for travelers to enjoy both warm days and cooler nights.

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

The chart illustrates August temperature patterns in Brighton, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Brighton, August typically has an average temperature of 24°C (75°F), with highs reaching up to 37°C (99°F) and lows dropping to around 12°C (54°F).

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

August Precipitation in Brighton

In Brighton in August, the precipitation amount is 28 mm (1.1 in) over the course of 6 days.

August Precipitation Trends in Brighton

The chart displays monthly precipitation patterns in Brighton, 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 Brighton, August typically receives around 28 mm (1.1 inches) of precipitation spread over approximately 6 days.

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

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

August Humidity in Brighton

In Brighton in August humidity is 80%. With an average temperature of 24°C (75°F), this humidity feels like a warm, sticky blanket enveloping you, making travel slightly uncomfortable as sweat clings to your skin and the air feels thick, urging you to seek shade and hydration frequently.

August Average Humidity in Brighton

This chart illustrates the average monthly humidity levels in Brighton, 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 Brighton is approximately 80%, offering insight into how humid the weather typically is during this month.

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

August UV Index in Brighton

In Brighton in August, 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 Brighton.

Maximum UV Index Levels in Brighton for August

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

Data source: Brighton 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 Brighton Compares to Other Months

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

This table compares monthly weather conditions in Brighton, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-1°C (31°F)	14 mm (0.5 inches)	74%	moderate
February Weather	-1°C (31°F)	14 mm (0.6 inches)	75%	moderate
March Weather	6°C (43°F)	46 mm (1.8 inches)	66%	high
April Weather	10°C (50°F)	36 mm (1.4 inches)	62%	very high
May Weather	15°C (59°F)	84 mm (3.3 inches)	74%	extreme
June Weather	22°C (72°F)	31 mm (1.2 inches)	76%	extreme
July Weather	25°C (77°F)	30 mm (1.2 inches)	75%	extreme
August Weather	24°C (75°F)	28 mm (1.1 inches)	80%	extreme
September Weather	20°C (69°F)	18 mm (0.7 inches)	79%	very high
October Weather	10°C (51°F)	22 mm (0.9 inches)	77%	high
November Weather	5°C (42°F)	14 mm (0.5 inches)	74%	moderate
December Weather	1°C (34°F)	8 mm (0.3 inches)	80%	moderate