ClimateAverages

Dunkerque Climate

Hauts-de-France, France · population 71,287 · 235 weather stations within 200 km · records 1750 to 2025

Average annual daytime high
12.9°C
Warmest month · August
20.0°C
Typical daytime high
Coldest month · January
2.1°C
Typical overnight low

Dunkerque has an average annual daytime high of 12.9°C, based on the 1951 to 1980 baseline. Its warmest month is August, when highs typically reach 20.0°C, and its coldest is January, with overnight lows near 2.1°C.

Month by month averages

MonthAvg highAvg low
January5.8°C2.1°CColdest
February6.4°C2.1°C
March8.9°C3.5°C
April11.3°C5.4°C
May15.1°C8.6°C
June17.8°C11.3°C
July19.5°C13.3°C
August20.0°C13.7°CWarmest
September18.2°C12.0°C
October14.5°C8.9°C
November9.8°C5.3°C
December7.1°C3.1°C

Temperature range across the year

0°6°11°17°22°JanFebMarAprMayJunJulAugSepOctNovDec
Daytime high Overnight low
Hottest year on record
2006
+2.4°C vs. 1951–1980
Coldest year on record
1813
-2.0°C vs. 1951–1980

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

Is Dunkerque getting hotter?

Since 1900, Dunkerque's average temperature has risen by +2.2°C. Compared to the earliest station records that begin in 1750, warming totals +2.5°C.

9.6°10.3°11.0°11.7°12.4°1951–1980 baseline190019251950197520002025

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

Best time to visit
May to September

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

FAQ

What is the average temperature in Dunkerque?

Dunkerque's average annual daytime high is 12.9°C, based on the 1951 to 1980 baseline period. The warmest month is August, with highs averaging 20.0°C, and the coldest is January, with lows averaging 2.1°C.

What is the warmest month in Dunkerque?

August is the warmest month in Dunkerque, with typical daytime highs of 20.0°C.

What is the hottest year on record for Dunkerque?

2006 is the hottest year on record for Dunkerque, running +2.4°C above the 1951 to 1980 baseline.

Is Dunkerque getting hotter?

Yes. Since 1900, Dunkerque has warmed by roughly +2.2°C.

When is the best time to visit Dunkerque?

May to September 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.