May Weather in Brighton, United States

Last updated: June 24, 2025

In Brighton, United States, the average temperature in May hovers around 15°C (59°F). Expect a wide temperature range, with minimums dipping to -2°C (29°F) and maximums soaring to 33°C (92°F). Additionally, you can anticipate precipitation of 84 mm (3.3 in) spread over 12 days, along with an average humidity level of 74%, creating a distinctive climate experience.

May Temperature in Brighton

In May in Brighton, the average temperature is 15°C (59°F), with maximums reaching 33°C (92°F) and minimums dropping as low as -2°C (29°F). This wide range of temperatures makes Brighton an exciting destination for travelers looking to experience diverse weather conditions.

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

The chart illustrates May 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, May typically has an average temperature of 15°C (59°F), with highs reaching up to 33°C (92°F) and lows dropping to around -2°C (29°F).

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

May Precipitation in Brighton

In Brighton in May, the precipitation amount is 84 mm (3.3 in) over a span of 12 days.

May Precipitation Trends in Brighton

The chart displays monthly precipitation patterns in Brighton, with values for each month alongside May’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how May’s conditions compare to those of other months. In Brighton, May typically receives around 84 mm (3.3 inches) of precipitation spread over approximately 12 days.

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

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

May Humidity in Brighton

In Brighton in May, humidity is 74%. With an average temperature of 15°C (59°F), this humidity feels like traveling through a warm, sticky blanket that clings to your skin, making outdoor activities a bit uncomfortable and prompting you to seek out shaded areas or cool breezes.

May Average Humidity in Brighton

This chart illustrates the average monthly humidity levels in Brighton, with May’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In May, average humidity in Brighton is approximately 74%, offering insight into how humid the weather typically is during this month.

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

May UV Index in Brighton

In Brighton in May, 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 May

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

Data source: Brighton May 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 May 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 May’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 May’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