Average annual temperature is 13.3 °C
Absolute maximum temperature: 40.0 °C
Absolute minimum temperature: -4.5 °C
Number of sunny days: 152 days
Number of rainy days: 210 days
Number of snow days: 3 days
Look at detailed online map of Châtillon-sur-Chalaronne
* Weather data for Châtillon-sur-Chalaronne 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) | 15.6 | 15.3 | 19.6 | 23.3 | 26.3 | 31.7 | 36.6 | 40.0 | 32.7 | 27.6 | 16.1 | 13.3 |
| Average daytime temperature (°C) | 7.0 | 9.7 | 12.9 | 14.6 | 20.0 | 27.1 | 27.6 | 28.1 | 26.4 | 20.2 | 10.8 | 8.2 |
| Average temperature (°C) | 4.5 | 4.6 | 8.4 | 10.1 | 15.3 | 21.5 | 22.3 | 22.5 | 20.6 | 15.5 | 8.0 | 5.4 |
| Average night temperature (°C) | 2.0 | 0.9 | 4.3 | 5.9 | 11.0 | 16.2 | 17.1 | 17.5 | 15.7 | 11.4 | 5.1 | 2.7 |
| Absolute minimum temperature (°C) | -4.2 | -4.3 | -3.2 | 0.4 | 8.0 | 12.8 | 12.8 | 11.2 | 8.1 | 5.5 | -2.4 | -4.5 |
| 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) | 9.1 | 10.3 | 11.9 | 13.6 | 15.0 | 15.7 | 15.4 | 14.1 | 12.6 | 10.9 | 9.5 | 8.7 |
| 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) | 3.8 | 6.6 | 7.8 | 8.3 | 9.8 | 12.9 | 12.4 | 10.7 | 10.5 | 7.5 | 4.5 | 3.2 |
| Precipitation (mm) | 74 | 13 | 110 | 93 | 81 | 77 | 47 | 72 | 85 | 175 | 165 | 126 |
| Sunny days | 9 | 20 | 12 | 10 | 7 | 13 | 14 | 15 | 21 | 15 | 5 | 11 |
| Rainy days | 19 | 8 | 19 | 20 | 24 | 17 | 17 | 16 | 9 | 16 | 25 | 20 |
| Snow days | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Châtillon-sur-Chalaronne during the most sunny months:
Months with the longest average daylight duration in Châtillon-sur-Chalaronne:
The largest precipitation sum in Châtillon-sur-Chalaronne is at