May Weather in Brest, Germany

Last updated: August 23, 2025

In May, the average temperature in Brest, Germany hovers around 13°C (56°F), with fluctuations ranging from a minimum of -1°C (30°F) to a sunny maximum of 31°C (88°F). Expect 70 mm (2.8 in) of precipitation spread over 13 days, accompanied by a moderate average humidity of 73%. Prepare accordingly for a month that's likely to bring a mix of weather!

May Temperature in Brest

In May in Brest, the average temperature is 13°C (56°F). Maximum temperatures can reach 31°C (88°F), while minimums can drop as low as -1°C (30°F). Be prepared for a wide range of temperatures when traveling to Brest in May.

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

The chart illustrates May temperature patterns in Brest, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Brest, May typically has an average temperature of 13°C (56°F), with highs reaching up to 31°C (88°F) and lows dropping to around -1°C (30°F).

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

May Precipitation in Brest

In Brest in May, the precipitation amount is 70 mm (2.8 in) spread over 13 days.

May Precipitation Trends in Brest

The chart displays monthly precipitation patterns in Brest, 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 Brest, May typically receives around 70 mm (2.8 inches) of precipitation spread over approximately 13 days.

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

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Millimeters (mm) Inches (in)

May Humidity in Brest

In Brest in May humidity is 73%. With an average temperature of 13°C (56°F), this humidity feels like a cool, damp embrace that can be quite refreshing yet may require a light jacket for comfort while exploring the outdoors.

May Average Humidity in Brest

This chart illustrates the average monthly humidity levels in Brest, 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 Brest is approximately 73%, 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 Brest

In Brest in May, the maximum UV index is 7, which corresponds to the high Exposure Category. This means that the time to burn is approximately 25 minutes. For more detailed information, you can check the Hourly UV Index in Brest.

Maximum UV Index Levels in Brest for May

The chart shows the monthly maximum UV Index (UVI) for Brest 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 Brest typically reaches 7, which falls under the high exposure category.

Data source: Brest 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 Brest Compares to Other Months

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

This table compares monthly weather conditions in Brest, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	3°C (38°F)	64 mm (2.5 inches)	91%	low
February Weather	4°C (39°F)	59 mm (2.3 inches)	89%	low
March Weather	5°C (42°F)	65 mm (2.6 inches)	87%	moderate
April Weather	9°C (48°F)	48 mm (1.9 inches)	82%	moderate
May Weather	13°C (56°F)	70 mm (2.8 inches)	73%	high
June Weather	18°C (65°F)	73 mm (2.9 inches)	66%	very high
July Weather	18°C (65°F)	81 mm (3.2 inches)	66%	high
August Weather	19°C (66°F)	71 mm (2.8 inches)	67%	high
September Weather	15°C (59°F)	52 mm (2.1 inches)	81%	moderate
October Weather	12°C (53°F)	82 mm (3.2 inches)	86%	moderate
November Weather	7°C (44°F)	53 mm (2.1 inches)	90%	low
December Weather	4°C (40°F)	72 mm (2.8 inches)	90%	low