Average annual temperature is 13.1 °C
Absolute maximum temperature: 33.5 °C
Absolute minimum temperature: -4.9 °C
Number of sunny days: 132 days
Number of rainy days: 233 days
Look at detailed online map of Courtois-sur-Yonne
* Weather data for Courtois-sur-Yonne 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) | 15.4 | 15.9 | 20.1 | 20.1 | 25.4 | 31.0 | 32.4 | 31.1 | 33.5 | 27.9 | 16.3 | 13.8 |
| Average daytime temperature (°C) | 7.7 | 9.6 | 12.2 | 13.7 | 19.3 | 26.5 | 25.3 | 24.2 | 25.9 | 19.6 | 11.5 | 9.1 |
| Average temperature (°C) | 5.6 | 5.3 | 8.4 | 9.6 | 14.8 | 21.2 | 20.5 | 20.1 | 20.5 | 14.8 | 8.7 | 7.1 |
| Average night temperature (°C) | 3.3 | 1.7 | 4.6 | 5.5 | 10.1 | 15.3 | 15.5 | 16.1 | 15.3 | 10.6 | 5.9 | 4.8 |
| Absolute minimum temperature (°C) | -4.2 | -4.9 | -2.5 | -1.3 | 6.1 | 11.2 | 10.1 | 11.1 | 7.5 | 4.3 | -1.5 | -3.3 |
| 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) | 8.9 | 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 | 10.0 | 8.0 | 8.0 |
| Sunshine mean duration (h) | 2.4 | 5.6 | 6.4 | 7.8 | 11.5 | 12.8 | 10.8 | 9.3 | 9.8 | 6.9 | 4.1 | 1.8 |
| Precipitation (mm) | 79 | 7 | 99 | 72 | 54 | 63 | 87 | 94 | 29 | 103 | 118 | 87 |
| Sunny days | 7 | 16 | 7 | 10 | 17 | 20 | 9 | 9 | 17 | 13 | 1 | 6 |
| Rainy days | 24 | 12 | 24 | 20 | 14 | 10 | 22 | 22 | 13 | 18 | 29 | 25 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Courtois-sur-Yonne during the most sunny months:
Months with the longest average daylight duration in Courtois-sur-Yonne:
The largest precipitation sum in Courtois-sur-Yonne is at