Average annual temperature is 12.2 °C
Absolute maximum temperature: 33.6 °C
Absolute minimum temperature: -12.4 °C
Number of sunny days: 170 days
Number of rainy days: 181 days
Number of snow days: 14 days
Look at detailed online map of Dunkirk
* Weather data for Dunkirk United States is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 17.5 | 18.5 | 19.6 | 26.5 | 30.9 | 32.6 | 33.2 | 33.6 | 32.1 | 29.0 | 23.3 | 15.3 |
| Average daytime temperature (°C) | 5.2 | 9.9 | 10.0 | 17.5 | 22.4 | 26.7 | 28.7 | 27.1 | 25.1 | 18.5 | 11.6 | 8.2 |
| Average temperature (°C) | 1.8 | 3.4 | 4.3 | 10.9 | 16.2 | 20.6 | 23.4 | 22.0 | 19.6 | 13.5 | 6.0 | 4.3 |
| Average night temperature (°C) | -1.0 | -1.0 | 0.1 | 5.4 | 10.4 | 14.8 | 18.5 | 17.4 | 14.6 | 9.4 | 2.0 | 1.5 |
| Absolute minimum temperature (°C) | -10.7 | -12.4 | -8.3 | -1.2 | 1.6 | 9.8 | 14.7 | 11.1 | 9.2 | -3.8 | -9.3 | -6.4 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 15.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.7 | 10.7 | 11.9 | 13.3 | 14.4 | 15.0 | 14.7 | 13.7 | 12.5 | 11.1 | 10.0 | 9.3 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 3.0 | 7.4 | 6.7 | 8.6 | 10.1 | 10.5 | 12.0 | 10.5 | 9.5 | 7.0 | 7.5 | 4.0 |
| Precipitation (mm) | 126 | 80 | 171 | 86 | 54 | 50 | 109 | 99 | 36 | 87 | 26 | 47 |
| Sunny days | 8 | 14 | 11 | 16 | 20 | 12 | 10 | 13 | 19 | 13 | 21 | 13 |
| Rainy days | 17 | 12 | 16 | 14 | 11 | 18 | 21 | 18 | 11 | 17 | 9 | 17 |
| Snow days | 6 | 2 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 |
The best time to visit Dunkirk during the most sunny months:
The largest precipitation sum in Dunkirk is at