Average annual temperature is 11.6 °C
Absolute maximum temperature: 31.6 °C
Absolute minimum temperature: -4.8 °C
Number of sunny days: 132 days
Number of rainy days: 232 days
Number of snow days: 1 day
Look at detailed online map of Le Grand Mesnil
* Weather data for Le Grand Mesnil 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) | 12.7 | 13.0 | 17.7 | 18.1 | 22.7 | 30.1 | 28.4 | 29.1 | 31.6 | 26.8 | 15.4 | 13.2 |
| Average daytime temperature (°C) | 7.0 | 8.4 | 10.8 | 12.4 | 17.1 | 23.6 | 22.0 | 21.9 | 23.3 | 17.3 | 10.5 | 8.9 |
| Average temperature (°C) | 4.8 | 4.9 | 7.4 | 8.4 | 12.6 | 18.4 | 17.5 | 17.7 | 18.5 | 13.5 | 8.1 | 6.6 |
| Average night temperature (°C) | 2.7 | 2.1 | 4.4 | 4.7 | 7.9 | 12.8 | 13.2 | 13.7 | 14.2 | 10.3 | 5.8 | 4.5 |
| Absolute minimum temperature (°C) | -4.0 | -3.5 | -3.2 | -0.3 | 4.8 | 7.6 | 9.4 | 10.2 | 8.6 | 3.3 | 0.3 | -4.8 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 9.0 | 10.0 | 12.0 | 14.0 | 15.0 | 16.0 | 16.0 | 15.0 | 13.0 | 11.0 | 9.0 | 8.0 |
| Daylight mean duration (h) | 8.8 | 10.2 | 11.9 | 13.7 | 15.3 | 16.1 | 15.7 | 14.3 | 12.6 | 10.8 | 9.2 | 8.3 |
| Daylight minimum duration (h) | 8.0 | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 15.0 | 13.0 | 11.0 | 9.0 | 8.0 | 8.0 |
| Sunshine mean duration (h) | 3.3 | 5.4 | 5.6 | 7.7 | 10.7 | 12.1 | 10.1 | 9.5 | 9.3 | 6.4 | 4.0 | 2.8 |
| Precipitation (mm) | 69 | 5 | 87 | 71 | 47 | 41 | 92 | 109 | 53 | 82 | 114 | 62 |
| Sunny days | 9 | 18 | 6 | 10 | 17 | 16 | 5 | 8 | 14 | 13 | 6 | 10 |
| Rainy days | 22 | 9 | 25 | 20 | 14 | 14 | 26 | 23 | 16 | 18 | 24 | 21 |
| Snow days | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Le Grand Mesnil during the most sunny months:
Months with the longest average daylight duration in Le Grand Mesnil:
The largest precipitation sum in Le Grand Mesnil is at