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FranceThe weather in May in Brest
It's cool to moderate in May in Brest with an average temperature of 18°C. Temperatures this month range from a low of 14°C to a high of 21°C. At night, you can expect temperatures between 7°C and 12°C.
Looking for great weather? May is a good time to be in Brest. The temperatures are nice, and there’s not too much rain.
Average temperatures and precipitation
This chart shows the average daily maximum and minimum temperatures (in degrees Celsius) and precipitation (in millimeters) in May for Brest, France. A low precipitation value usually indicates little to no rainfall on that day in recent years, while a higher value suggests more frequent rainfall.
Temperature records
With 29°C in 2017, Brest reached the highest temperature in May over the past 10 years. The lowest daytime temperature in this month was 10°C in 2021. The extreme nighttime temperatures ranged from a lowest recorded value of -1°C to a highest value of 18°C.
Water temperature
The water temperature at Brest is 15°C this month. This is probably too cold to swim without protective gear.
Rainfall amount
In May, there is an average of 57 mm of precipitation, spread over 9 days. The wind speed is around 4 Bft, mostly coming from the South.
Daily weather in May for Brest
Click on any day in May to get detailed info about the usual weather on that day in Brest. Check out the historical temperatures and precipitation over the past 10 years on this day.
May weather comparison
| Brest | New York | |
|---|---|---|
| Average temperature | 18°C | 22°C |
| Max. temperature | 21°C | 28°C |
| Min. temperature | 7°C | -5°C |
| Total precipitation | 57 mm | 105 mm |
| Rainy days | 9 days | 14 days |
Start of May
The month of May starts in Brest with cool temps, averaging around 17°C during the day and nights around 9°C.
Mid May
By mid-May, daytime temps rise to around 18°C, with nights around 9°C. There’s a chance of some showers during this time, but plenty of dry and sunny days too.
End of May
By the end of May, the average daytime temperature in Brest is around 20°C, while nighttime temps are about 11°C. A shower might pop up, but overall, the weather will be dry and sunny.
Find affordable trips to Brest
UV index
The UV index is a maximum of 8 this month. That's a very high value on the intensity scale of 1 to 11. Unprotected skin can burn within 10-15 minutes.
Check out the climate of Brest for all months and discover the best travel time
Curious about the weather in other parts of France? Check out the climate and weather for spots like Paris, Côte d'Azur, Bretagne, or explore other destinations in France.
Temperature charts
These charts show the average temperatures in May in Brest, France. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.
Daily Temperature in May in Brest
Temperature in May in Brest over the years
Precipitation charts
These charts show the average amount of precipitation in May in Brest, France. Precipitation is always measured as water, even when it falls as snow or hail The amount of precipitation is displayed in millimeters, while snowfall is shown in centimeters.
Daily Precipitation in May in Brest
Total precipitation in May in Brest over the years
Daily UV index in May in Brest
This chart shows the average daily UV index in May in Brest, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Weather experiences in May in Brest
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Average weather in Brest by month
Click on a month below to see detailed weather info for Brest. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.