Average annual temperature is 13.9 °C
Absolute maximum temperature: 39.9 °C
Absolute minimum temperature: -3.1 °C
Number of sunny days: 159 days
Number of rainy days: 201 days
Number of snow days: 5 days
Look at detailed online map of Boulogne-sur-Gesse
* Weather data for Boulogne-sur-Gesse France is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 19.4 | 19.2 | 27.9 | 26.6 | 27.0 | 31.2 | 34.2 | 39.9 | 33.9 | 31.6 | 24.2 | 17.8 |
| Average daytime temperature (°C) | 8.7 | 11.2 | 15.9 | 17.3 | 19.7 | 25.1 | 26.2 | 27.4 | 27.1 | 22.9 | 14.5 | 11.3 |
| Average temperature (°C) | 5.1 | 5.1 | 10.6 | 12.3 | 14.9 | 20.2 | 21.2 | 21.9 | 20.8 | 17.1 | 10.2 | 7.0 |
| Average night temperature (°C) | 2.2 | 0.1 | 6.3 | 7.6 | 10.8 | 15.9 | 16.6 | 16.9 | 15.6 | 12.4 | 6.7 | 3.4 |
| Absolute minimum temperature (°C) | -2.7 | -3.1 | -1.6 | 2.6 | 6.6 | 13.0 | 13.4 | 11.8 | 10.3 | 7.9 | 0.4 | -2.1 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 15.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.4 | 10.5 | 11.9 | 13.4 | 14.7 | 15.3 | 15.0 | 13.9 | 12.5 | 11.0 | 9.7 | 9.0 |
| Daylight minimum duration (h) | 9.0 | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 8.0 |
| Sunshine mean duration (h) | 4.6 | 7.8 | 8.1 | 8.7 | 10.3 | 10.3 | 10.7 | 11.0 | 10.3 | 7.9 | 5.2 | 5.1 |
| Precipitation (mm) | 93 | 15 | 54 | 64 | 109 | 77 | 27 | 33 | 44 | 76 | 114 | 61 |
| Sunny days | 10 | 18 | 14 | 12 | 6 | 7 | 15 | 17 | 18 | 17 | 10 | 15 |
| Rainy days | 18 | 8 | 17 | 18 | 25 | 23 | 16 | 14 | 12 | 14 | 20 | 16 |
| Snow days | 3 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Boulogne-sur-Gesse during the most sunny months:
Months with the longest average daylight duration in Boulogne-sur-Gesse:
The largest precipitation sum in Boulogne-sur-Gesse is at