Brest, where it's located

The climate of Brest is generally cool and wet, rainy and windy all year round, but especially in autumn and winter. However, there may also be sunny days, especially in summer.
The city is located in the north-west of France, on the west coast of Brittany.
The average temperature of the coldest month (February) is of 6.8 °C (44 °F), that of the warmest month (August) is of 17 °C (63 °F). Here are the average temperatures.
Brest - Average temperatures
Min (°C)44569111313121075
Max (°C)91012131619212119161210
Min (°F)393941434852555554504541
Max (°F)485054556166707066615450

Precipitation amounts to 1,210 millimeters (47.6 inches) per year. It ranges from 60 mm (2.4 in) in the driest month (June) to 150 mm (5.9 in) in the wettest (December). The rains are frequent especially from October to March. Here is the average precipitation.
Brest - Average precipitation

On average, there are around 1,530 sunshine hours per year. Here are the average sunshine hours per day.
Brest - Sunshine

The sea temperature ranges between 10 °C (50 °F) and 17 °C (63 °F). So, it never becomes warm for swimming. Here are the average sea temperatures.
Brest - Sea temperature
Temp (°C)111010111214171717151312
Temp (°F)525050525457636363595554


Best Time

The best time to visit Brest runs from mid-May to mid-September, since it is the warmest and sunniest period of the year. Sometimes, nights can be cool or even a little cold even in these months, so it can be useful to bring a sweatshirt or sweater and a light jacket for the evening.