Average annual temperature is 12.5 °C
Absolute maximum temperature: 31.7 °C
Absolute minimum temperature: -2.9 °C
Number of sunny days: 123 days
Number of rainy days: 242 days
Look at detailed online map of La Chapelle-Janson
* Weather data for La Chapelle-Janson 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) | 13.2 | 14.6 | 18.8 | 19.1 | 25.1 | 30.0 | 29.0 | 30.0 | 31.7 | 27.4 | 15.5 | 14.1 |
| Average daytime temperature (°C) | 8.2 | 9.8 | 11.8 | 14.0 | 18.7 | 24.6 | 22.1 | 22.5 | 23.8 | 17.9 | 11.6 | 9.9 |
| Average temperature (°C) | 5.9 | 5.9 | 8.4 | 9.9 | 13.9 | 19.4 | 17.8 | 18.4 | 19.2 | 14.2 | 9.1 | 7.7 |
| Average night temperature (°C) | 3.7 | 2.8 | 5.5 | 6.1 | 9.4 | 14.3 | 13.9 | 14.7 | 15.3 | 10.8 | 6.4 | 5.5 |
| Absolute minimum temperature (°C) | -2.2 | -1.6 | -1.7 | 1.4 | 6.0 | 9.3 | 10.8 | 11.7 | 9.0 | 6.1 | 0.0 | -2.9 |
| 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 | 16.0 | 15.0 | 13.0 | 11.0 | 9.0 | 8.0 |
| Daylight mean duration (h) | 8.8 | 10.2 | 11.9 | 13.7 | 15.2 | 16.0 | 15.6 | 14.3 | 12.6 | 10.8 | 9.3 | 8.4 |
| 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) | 4.0 | 5.8 | 6.1 | 8.3 | 11.3 | 12.6 | 10.0 | 9.5 | 9.1 | 6.6 | 4.6 | 3.8 |
| Precipitation (mm) | 92 | 13 | 148 | 74 | 64 | 56 | 114 | 97 | 61 | 125 | 132 | 110 |
| Sunny days | 8 | 15 | 7 | 10 | 16 | 17 | 4 | 8 | 15 | 12 | 3 | 8 |
| Rainy days | 23 | 13 | 24 | 20 | 15 | 13 | 27 | 23 | 15 | 19 | 27 | 23 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit La Chapelle-Janson during the most sunny months:
Months with the longest average daylight duration in La Chapelle-Janson:
The largest precipitation sum in La Chapelle-Janson is at