Brittany - France weather in August 2025
Brittany - France weather in August 2025
Day
22 °C
Night
14 °C
Sea
18 °C
Precipitation
46 mm
in month
Rainy days
8 days
in month
Daylight
14 hours
average
Sunshine
7 hours
average
Humidity
80 %
Day
22 °C
Night
14 °C
Sea
18 °C
Precipitation
46 mm
in month
Rainy days
8 days
in month
Daylight
14 hours
average
Sunshine
7 hours
average
Humidity
80 %
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Weather overview and FAQs
Weather overview
In Brittany in August, the average air temperature ranges from 22 °C (72 °F) during the day to 14 °C (58 °F) at night. There are 8 days of rain on average, where the rainfall is 46 mm (1.80 in).
Is August a good month to visit Brittany?
There are good conditions for visiting in Brittany in August. There are only 8 days of rain in the whole month, so you can leave your umbrella at home. There are some people, who may feel a slight chill at 22 °C (72 °F), but others will feel perfectly fine. The temperature of 14 °C (58 °F) at night may make it better to dine inside or to put on more clothes for a dinner outside.
What temperature can I expect during the day in August in Brittany?
In Brittany in August, the average daily temperatures will be 22 °C (72 °F). A comfortable temperature for most people, where it is neither too cold nor too hot, and a large number of activities can be carried out comfortably, including sunbathing by the water. Lighter clothing will be suitable - shorts, skirts, t-shirts, jackets; a light sweater and long trousers may also be useful.
What is the sea temperature in August in Brittany?
The temperature of the sea in Brittany in August is 18 °C (64 °F). At this sea temperature, swimming probably won't be the best experience. You probably won't like to stay in water for a long time. On the other hand, there are a minority of people who seek these conditions.
How heavy is the precipitation in August in Brittany?
There is precipitation of 46 mm (1.80 in) in Brittany in August, which means 2 mm (0.06 in) rainfall per day on average.
How many rainy days can I expect in August in Brittany?
There are 8 days, which are rainy in August in Brittany, that is, days with precipitation more than 2 mm (0.08 in). Converted to days of the week, this means that it will occur on an average of 1.9 days of the week, or in general - 27 % days.
Is there a wet season in Brittany in August?
No, there is no wet season in August in Brittany - you can expect 8 days of rain during the month.
What is the air temperature in Brittany in August at night?
The average night temperature in Brittany in August is 14 °C (58 °F). Nights can be cooler, morning running can be refreshing but choose appropriate clothing, evening outdoor sitting can be pleasant but you can also be cold.
How many hours of sun to expect in Brittany in August?
In August in Brittany, you can expect around 7 hours of sunshine.
Is the weather in Brittany warmer in August than in July?
No, August is not warmer in Brittany than July.
Is there a dry season in August in Brittany?
No, August is not a dry month in Brittany, expect rain approximately 8 days in a month.
How windy is Brittany in August?
An average wind scale that can be expected in Brittany in August is 5.
Is the sea in Brittany warmer in August than in July?
Yes, in Brittany in August the sea temperature is higher by 1 °C (34 °F) compared to July.
How long is the day (from dawn till dusk) in Brittany in August?
The length of daylight in Brittany in August is 14 hours.
What is the humidity in Brittany in August?
In August in Brittany, expect humidity around 80 %. This humidity is rather above average, but except for sensitive individuals, it should not be a problem.