June weather forecastBrest, France
June
Weather in June
The first month of the summer, June, is still a comfortable month in Brest, France, with temperature in the range of an average high of 18.7°C (65.7°F) and an average low of 11.2°C (52.2°F).Temperature
The transition into June reveals an average high-temperature of a still comfortable 18.7°C (65.7°F), mirroring a close resemblance to May. During the month of June, the temperature in Brest falls to an average of 11.2°C (52.2°F).Humidity
In Brest, the average relative humidity in June is 83%.Rainfall
June is the month with the least rainfall. Rain falls for 8.6 days and accumulates 60mm (2.36") of precipitation.Snowfall
June through October are months without snowfall.Sea temperature
In June, the average sea temperature in Brest is 14.8°C (58.6°F).Note: Dipping into 14.8°C (58.6°F) below 10°C (50°F) is possible with the right protection; absent that, anticipate cold shock and hampered breathing. Swimming momentarily at 13°C (55.4°F) can be jarring.
Daylight
The month with the longest days in Brest is June, with an average of 16h and 0min of daylight.On the first day of the month, sunrise is at 06:20 and sunset at 22:11. On the last day of June, in Brest, sunrise is at 06:20 and sunset at 22:23 CEST.
Sunshine
With an average of 6.4h of sunshine, June has the most sunshine of the year in Brest.UV index
June and July, with an average maximum UV index of 7, are months with the highest UV index. A UV Index of 6 to 7 symbolizes a high health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.Note: A maximum daily UV index of 7 during June morphs into the following directions:
Take precautions against overexposure. Fair-skinned people may get burned in less than 20 minutes. Try to minimize direct Sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation. Also note that objects like parasols or canopies might not provide complete sun protection. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in June
Brest, France
- Average high temperature in June: 18.7°C
The warmest month (with the highest average high temperature) is August (20.8°C).
The month with the lowest average high temperature is January (9.3°C).
- Average low temperature in June: 11.2°C
The months with the highest average low temperature are July and August (13.2°C).
The coldest month (with the lowest average low temperature) is February (4.1°C).
Average humidity in June
Brest, France
- Average humidity in June: 83%
The months with the highest relative humidity are January, October and December (86%).
The months with the lowest relative humidity are April and May (81%).
Average rainfall in June
Brest, France
- Average rainfall in June: 59.8mm
The wettest month (with the highest rainfall) is December (147.8mm).
The driest month (with the least rainfall) is June (59.8mm).
Average rainfall days in June
Brest, France
- Average rainfall days in June: 8.6 days
The month with the highest number of rainy days is January (17.7 days).
The month with the least rainy days is June (8.6 days).
Average snowfall days in June
Brest, France
- Average snowfall days in June: 0 days
The month with the highest number of snowfall days is February (2.5 days).
The months with the least snowfall days are June, July, August, September and October (0 days).
Average sea temperature in June
Brest, France
- Average sea temperature in June: 14.8°C
The best month for swimming (with the highest average sea temperature) is August (16.9°C).
The coldest month (with the lowest average sea temperature) is March (10.2°C).
Average daylight in June /
Average sunshine in June
Brest, France
- Average daylight in June: 16h and 0min
The month with the longest days is June (Average daylight: 16h and 0min).
The month with the shortest days is December (Average daylight: 8h and 24min).
- Average sunshine in June: 6h and 24min
The month with the most sunshine is June (Average sunshine: 6h and 24min).
The month with the least sunshine is January (Average sunshine: 2h and 0min).
Average UV index in June
Brest, France
- Average UV index in June: 7
The months with the highest UV index are June and July (UV index 7).
The months with the lowest UV index are January, November and December (UV index 1).





