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Contents
- Weather in January
- Weather in February
- Weather in March
- Weather in April
- Weather in May
- Weather in June
- Weather in July
- Weather in August
- Weather in September
- Weather in October
- Weather in November
- Weather in December
- Frequently asked questions
- Average temperature
- Average humidity
- Average rainfall
- Average rainfall days
- Average snowfall days
- Average sea temperature
- Average daylight
- Average sunshine
- Average UV index
Climate and monthly weather forecast
Weather in January
January, like December, is a frosty winter month in Brest, France, with an average temperature ranging between max 9.3°C (48.7°F) and min 4.4°C (39.9°F). The month of January sees the lowest average temperatures, reaching 9.3°C (48.7°F) at the peak and 4.4°C (39.9°F) at the low. Weather in January »
Weather in February
February, the last month of the winter in Brest, is also a frosty month, with temperature in the range of an average low of 4.1°C (39.4°F) and an average high of 9.5°C (49.1°F). Brest's transition from January to February introduces an average high-temperature of a still chilly 9.5°C (49.1°F), marking an insignificant variation from the 9.3°C (48.7°F). Weather in February »
Weather in March
March, the first month of the spring in Brest, is a cool month, with an average temperature fluctuating between 11.5°C (52.7°F) and 5.4°C (41.7°F). The beginning of March records an average high-temperature of a fresh 11.5°C (52.7°F), marking a negligible difference from February's 9.5°C (49.1°F). Weather in March »
Weather in April
April in Brest, France, is a refreshing spring month, with an average temperature ranging between max 13.2°C (55.8°F) and min 6.1°C (43°F). The arrival of April brings an average high-temperature of a moderate 13.2°C (55.8°F), closely following the temperature pattern of March. Weather in April »
Weather in May
The last month of the spring, May, is a refreshing month in Brest, France, with temperature in the range of an average low of 8.9°C (48°F) and an average high of 16.2°C (61.2°F). May brings a slight rise in Brest's average high-temperature, moving from a mild 13.2°C (55.8°F) in April to a still refreshing 16.2°C (61.2°F). Weather in May »
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). 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. Weather in June »
Weather in July
July in Brest, France, is an agreeable summer month, with an average temperature fluctuating between 13.2°C (55.8°F) and 20.7°C (69.3°F). Brest's shift into July is marked by a subtle change to an agreeable 20.7°C (69.3°F) from June's 18.7°C (65.7°F) in temperature. Weather in July »
Weather in August
August, the last month of the summer in Brest, is another pleasant month, with an average temperature varying between 13.2°C (55.8°F) and 20.8°C (69.4°F). The highest temperatures are recorded in August, with averages reaching a high of 20.8°C (69.4°F) and a low of 13.2°C (55.8°F). Weather in August »
Weather in September
September, the first month of the autumn in Brest, is also an enjoyable month, with an average temperature ranging between min 11.6°C (52.9°F) and max 19.1°C (66.4°F). The transition into September notes an average high-temperature of a refreshing 19.1°C (66.4°F), revealing a mild distinction from the 20.8°C (69.4°F) in August. Weather in September »
Weather in October
October, the same as September, in Brest, France, is another mild autumn month, with an average temperature ranging between max 15.7°C (60.3°F) and min 9.6°C (49.3°F). The shift from September to October coincides with a small decrease in the average high-temperature, down to a mild 15.7°C (60.3°F) from an enjoyable 19.1°C (66.4°F). Weather in October »
Weather in November
November, the last month of the autumn in Brest, is another cool month, with an average temperature fluctuating between 12.2°C (54°F) and 6.7°C (44.1°F). The arrival of November is marked by a minor reduction in average high-temperature, sliding from a mild 15.7°C (60.3°F) in October to a cool 12.2°C (54°F). Weather in November »
Weather in December
The first month of the winter, December, is also a frosty month in Brest, France, with an average temperature varying between 9.9°C (49.8°F) and 4.8°C (40.6°F). The onset of December brings an average high-temperature of a chilly 9.9°C (49.8°F), nearly matching the November temperature. Weather in December »
Updated: Feb 8, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What time of the year is the coldest in Brest?
Brest witnesses the coldest weather in January, with temperatures averaging a high of 9.3°C (48.7°F) and a low of 4.4°C (39.9°F).
What are the most humid months in Brest?
The months with the highest humidity are January, October and December, with an average relative humidity of 86%.
How many days does it rain in Brest?
In Brest, during the entire year, the rain falls for 159 days and collects up to 1210mm (47.64") of precipitation.
When does it snow in Brest?
January through May, November and December are months with snowfall.
How many days does it snow in Brest?
Throughout the year, in Brest, there are 8.4 snowfall days.
What is the month with the least sunshine in Brest?
January has the least sunshine of the year in Brest, with an average of 2h of sunshine.
When is the lowest UV index in Brest?
January, November and December, with an average maximum UV index of 1, are months with the lowest UV index in Brest.
When does it snow the most in Brest?
February has the most snowfall days of the year. Snow falls for 2.5 days.
What month is the sea coldest in Brest?
The month with the coldest seawater in Brest, France, is March, with an average sea temperature of 10.2°C (50.4°F).
What are the least humid months in Brest?
The months with the lowest humidity in Brest are April and May, with an average relative humidity of 81%.
What is the driest month in Brest?
June is the month with the least rainfall in Brest. Rain falls for 8.6 days and accumulates 60mm (2.36") of precipitation.
When it does not snow in Brest?
In Brest, snow does not fall in June through October.
When are the longest days in Brest?
The month with the longest days in Brest, France, is June, with an average of 16h and 0min of daylight.
What month has the most sunshine in Brest?
June has the most sunshine of the year in Brest, France, with an average of 6.4h of sunshine.
What are the months with the highest UV index in Brest?
The months with the highest UV index in Brest are June and July, with an average maximum UV index of 7.
What is the hottest time of year in Brest?
With average high temperatures of 20.8°C (69.4°F) and lows of 13.2°C (55.8°F), August is the warmest month in Brest.
What is the month with the warmest sea water in Brest?
With an average sea temperature of 16.9°C (62.4°F), August is the month with the warmest seawater in Brest, France.
When is Daylight Saving Time (DST) in Brest?
On Sunday, 27. October 2024, at 03:00, Daylight Saving Time ends in Brest, and the time zone changes from CEST to CET. The next Daylight Saving Time starts on Sunday, 30. March 2025, at 02:00, and the time zone reverts from CET to CEST.
What is the wettest month in Brest?
The month with the most rainfall in Brest, France, is December, when the rain falls for 17.2 days and typically aggregates up to 148mm (5.83") of precipitation.
What is the month with the shortest days in Brest?
December has the shortest days of the year in Brest, France, with an average of 8h and 24min of daylight.
Average temperature
Brest, France
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).
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
Brest, France
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
Brest, France
- Average rainfall in January:
143.8mm - Average rainfall in February:
111.7mm - Average rainfall in March:
95.8mm - Average rainfall in April:
92.1mm - Average rainfall in May:
79mm - Average rainfall in June:
59.8mm
- Average rainfall in July:
66.8mm - Average rainfall in August:
66.8mm - Average rainfall in September:
83.3mm - Average rainfall in October:
129mm - Average rainfall in November:
134.1mm - Average rainfall in December:
147.8mm
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
Brest, France
- Average rainfall days in January:
17.7 days - Average rainfall days in February:
14 days - Average rainfall days in March:
14.5 days - Average rainfall days in April:
13 days - Average rainfall days in May:
11.3 days - Average rainfall days in June:
8.6 days
- Average rainfall days in July:
10.4 days - Average rainfall days in August:
9.6 days - Average rainfall days in September:
10.1 days - Average rainfall days in October:
15.7 days - Average rainfall days in November:
16.9 days - Average rainfall days in December:
17.2 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
Brest, France
- Average snowfall days in January:
2 days - Average snowfall days in February:
2.5 days - Average snowfall days in March:
1.6 days - Average snowfall days in April:
0.5 days - Average snowfall days in May:
0.1 days - Average snowfall days in June:
0 days
- Average snowfall days in July:
0 days - Average snowfall days in August:
0 days - Average snowfall days in September:
0 days - Average snowfall days in October:
0 days - Average snowfall days in November:
0.5 days - Average snowfall days in December:
1.2 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
Brest, France
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 / Average sunshine
Brest, France
- Average daylight in January:
8h and 5min - Average daylight in February:
10h and 1min - Average daylight in March:
11h and 5min - Average daylight in April:
13h and 4min - Average daylight in May:
15h and 1min - Average daylight in June:
16h and 0min
- Average daylight in July:
15h and 4min - Average daylight in August:
14h and 2min - Average daylight in September:
12h and 4min - Average daylight in October:
10h and 5min - Average daylight in November:
9h and 1min - Average daylight in December:
8h and 2min
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 January:
2h and 0min - Average sunshine in February:
2h and 5min - Average sunshine in March:
3h and 5min - Average sunshine in April:
5h and 1min - Average sunshine in May:
5h and 5min - Average sunshine in June:
6h and 2min
- Average sunshine in July:
5h and 3min - Average sunshine in August:
5h and 4min - Average sunshine in September:
5h and 2min - Average sunshine in October:
3h and 3min - Average sunshine in November:
2h and 2min - Average sunshine in December:
2h and 1min
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
Brest, France
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).
