Average annual temperature is 13.0 °C
Absolute maximum temperature: 32.7 °C
Absolute minimum temperature: -5.3 °C
Number of sunny days: 142 days
Number of rainy days: 222 days
Number of snow days: 1 day
Look at detailed online map of Les Grands Billons
* Weather data for Les Grands Billons 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) | 16.4 | 16.2 | 20.3 | 20.6 | 25.7 | 31.8 | 31.7 | 31.8 | 32.7 | 27.9 | 16.6 | 13.8 |
| Average daytime temperature (°C) | 7.7 | 9.5 | 12.3 | 14.2 | 19.7 | 26.5 | 24.9 | 24.1 | 25.3 | 19.2 | 11.6 | 9.4 |
| Average temperature (°C) | 5.6 | 5.1 | 8.5 | 9.9 | 14.9 | 20.9 | 20.1 | 19.8 | 19.8 | 14.4 | 8.9 | 7.2 |
| Average night temperature (°C) | 3.2 | 1.4 | 4.6 | 5.7 | 10.1 | 15.1 | 15.1 | 15.7 | 14.6 | 10.3 | 6.0 | 4.8 |
| Absolute minimum temperature (°C) | -3.8 | -5.3 | -2.0 | -0.6 | 6.1 | 11.0 | 10.4 | 10.0 | 6.3 | 4.5 | -0.4 | -3.9 |
| 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 | 15.0 | 14.0 | 13.0 | 11.0 | 9.0 | 8.0 |
| Daylight mean duration (h) | 8.9 | 10.2 | 11.9 | 13.7 | 15.2 | 16.0 | 15.6 | 14.3 | 12.6 | 10.8 | 9.3 | 8.5 |
| Daylight minimum duration (h) | 8.0 | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 15.0 | 13.0 | 11.0 | 10.0 | 8.0 | 8.0 |
| Sunshine mean duration (h) | 2.6 | 6.3 | 6.8 | 8.1 | 11.7 | 12.6 | 11.4 | 9.7 | 10.3 | 7.1 | 4.7 | 2.4 |
| Precipitation (mm) | 78 | 7 | 70 | 58 | 60 | 78 | 69 | 59 | 58 | 102 | 100 | 66 |
| Sunny days | 7 | 18 | 10 | 10 | 16 | 20 | 12 | 6 | 18 | 14 | 3 | 8 |
| Rainy days | 24 | 10 | 21 | 20 | 15 | 10 | 19 | 25 | 12 | 17 | 27 | 22 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 |
The best time to visit Les Grands Billons during the most sunny months:
Months with the longest average daylight duration in Les Grands Billons:
The largest precipitation sum in Les Grands Billons is at