Average annual temperature is 13.4 °C
Absolute maximum temperature: 36.1 °C
Absolute minimum temperature: -5.2 °C
Number of sunny days: 144 days
Number of rainy days: 221 days
Look at detailed online map of Billy
* Weather data for Billy 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) | 16.5 | 16.9 | 20.6 | 21.6 | 26.3 | 30.5 | 30.7 | 36.1 | 33.6 | 29.4 | 17.3 | 15.3 |
| Average daytime temperature (°C) | 8.3 | 9.8 | 12.8 | 14.8 | 20.0 | 26.1 | 25.2 | 25.7 | 26.0 | 20.0 | 12.3 | 10.0 |
| Average temperature (°C) | 6.0 | 5.3 | 8.8 | 10.6 | 15.1 | 20.9 | 20.1 | 20.7 | 20.3 | 15.1 | 9.6 | 7.5 |
| Average night temperature (°C) | 3.5 | 1.7 | 5.1 | 6.2 | 10.2 | 15.6 | 14.9 | 15.7 | 15.1 | 10.8 | 6.7 | 4.9 |
| Absolute minimum temperature (°C) | -3.3 | -5.2 | -2.9 | -1.0 | 6.2 | 12.2 | 11.6 | 9.7 | 8.0 | 6.0 | -2.6 | -4.2 |
| 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) | 3.1 | 5.9 | 6.9 | 8.5 | 11.6 | 12.3 | 11.8 | 10.2 | 10.2 | 7.3 | 5.1 | 3.7 |
| Precipitation (mm) | 96 | 30 | 92 | 65 | 58 | 77 | 43 | 43 | 53 | 113 | 104 | 78 |
| Sunny days | 7 | 19 | 11 | 8 | 14 | 17 | 14 | 10 | 18 | 13 | 3 | 10 |
| Rainy days | 24 | 9 | 20 | 22 | 17 | 13 | 17 | 21 | 12 | 18 | 27 | 21 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Billy during the most sunny months:
Months with the longest average daylight duration in Billy:
The largest precipitation sum in Billy is at