Average annual temperature is 13.7 °C
Absolute maximum temperature: 35.5 °C
Absolute minimum temperature: -5.0 °C
Number of sunny days: 138 days
Number of rainy days: 227 days
Look at detailed online map of La Grande Vallée
* Weather data for La Grande Vallée 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) | 17.5 | 17.5 | 21.3 | 22.7 | 27.0 | 30.8 | 31.5 | 35.5 | 34.0 | 29.9 | 17.4 | 15.5 |
| Average daytime temperature (°C) | 8.5 | 10.2 | 13.3 | 15.4 | 20.4 | 26.7 | 25.4 | 25.5 | 26.3 | 20.3 | 12.6 | 10.3 |
| Average temperature (°C) | 6.2 | 5.7 | 9.3 | 11.1 | 15.7 | 21.5 | 20.4 | 20.7 | 20.6 | 15.5 | 9.8 | 7.8 |
| Average night temperature (°C) | 3.7 | 2.0 | 5.5 | 6.7 | 10.8 | 16.2 | 15.3 | 15.9 | 15.5 | 11.1 | 7.0 | 5.3 |
| Absolute minimum temperature (°C) | -2.7 | -5.0 | -2.2 | -0.7 | 7.0 | 12.7 | 12.0 | 10.0 | 7.1 | 7.1 | -0.9 | -3.5 |
| 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 | 8.0 |
| Daylight mean duration (h) | 9.0 | 10.3 | 11.9 | 13.6 | 15.0 | 15.8 | 15.4 | 14.2 | 12.6 | 10.9 | 9.4 | 8.6 |
| Daylight minimum duration (h) | 8.0 | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 8.0 | 8.0 |
| Sunshine mean duration (h) | 2.9 | 5.9 | 7.0 | 8.4 | 11.6 | 12.0 | 11.5 | 10.1 | 10.3 | 7.3 | 5.0 | 3.6 |
| Precipitation (mm) | 103 | 33 | 105 | 59 | 47 | 76 | 50 | 40 | 45 | 120 | 110 | 76 |
| Sunny days | 8 | 19 | 9 | 6 | 14 | 15 | 13 | 12 | 16 | 13 | 3 | 10 |
| Rainy days | 23 | 9 | 22 | 24 | 17 | 15 | 18 | 19 | 14 | 18 | 27 | 21 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit La Grande Vallée during the most sunny months:
Months with the longest average daylight duration in La Grande Vallée:
The largest precipitation sum in La Grande Vallée is at