ClimateAverages

Brest Climate

Brittany, France · population 144,899 · 75 weather stations within 200 km · records 1750 to 2025

Average annual daytime high
14.3°C
Warmest month · August
19.8°C
Typical daytime high
Coldest month · February
3.9°C
Typical overnight low

Brest has an average annual daytime high of 14.3°C, based on the 1951 to 1980 baseline. Its warmest month is August, when highs typically reach 19.8°C, and its coldest is February, with overnight lows near 3.9°C.

Month by month averages

MonthAvg highAvg low
January9.0°C4.1°C
February9.3°C3.9°CColdest
March11.1°C5.0°C
April12.8°C6.2°C
May15.6°C8.7°C
June18.0°C11.0°C
July19.6°C12.6°C
August19.8°C12.9°CWarmest
September18.6°C11.8°C
October15.6°C9.7°C
November12.0°C6.9°C
December10.2°C5.3°C

Temperature range across the year

2°7°12°17°22°JanFebMarAprMayJunJulAugSepOctNovDec
Daytime high Overnight low
Hottest year on record
2006
+2.0°C vs. 1951–1980
Coldest year on record
1813
-1.6°C vs. 1951–1980

These figures reflect annual averages, not single-day records. Daily observations are outside this dataset's precision.

Is Brest getting hotter?

Since 1900, Brest's average temperature has risen by +2.1°C. Compared to the earliest station records that begin in 1750, warming totals +2.5°C.

10.6°11.3°11.9°12.6°13.2°1951–1980 baseline190019251950197520002025

20-year smoothed annual temperature reconstructed from station anomalies. Dashed line: 1951–1980 baseline.

Best time to visit
May to October

Daytime highs sit within a comfortable 15°C to 26°C range.

FAQ

What is the average temperature in Brest?

Brest's average annual daytime high is 14.3°C, based on the 1951 to 1980 baseline period. The warmest month is August, with highs averaging 19.8°C, and the coldest is February, with lows averaging 3.9°C.

What is the warmest month in Brest?

August is the warmest month in Brest, with typical daytime highs of 19.8°C.

What is the hottest year on record for Brest?

2006 is the hottest year on record for Brest, running +2.0°C above the 1951 to 1980 baseline.

Is Brest getting hotter?

Yes. Since 1900, Brest has warmed by roughly +2.1°C.

When is the best time to visit Brest?

May to October typically offers the most comfortable daytime highs, in the 15°C to 26°C range.

Nearby cities

Baseline period 1951 to 1980. Monthly averages are the mean of station observations weighted by proximity. Warming trend is the 20-year smoothed anomaly against that baseline.