Average annual temperature is 13.1 °C
Absolute maximum temperature: 33.4 °C
Absolute minimum temperature: -4.8 °C
Number of sunny days: 137 days
Number of rainy days: 228 days
Look at detailed online map of Fossoy
* Weather data for Fossoy 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) | 15.3 | 16.3 | 20.0 | 20.3 | 25.5 | 30.7 | 32.4 | 31.1 | 33.4 | 27.7 | 16.4 | 13.3 |
| Average daytime temperature (°C) | 7.7 | 9.5 | 12.3 | 13.8 | 19.3 | 26.4 | 25.2 | 24.0 | 25.7 | 19.4 | 11.6 | 9.1 |
| Average temperature (°C) | 5.6 | 5.3 | 8.5 | 9.6 | 14.8 | 21.0 | 20.5 | 19.9 | 20.2 | 14.8 | 8.7 | 7.2 |
| Average night temperature (°C) | 3.2 | 1.8 | 4.7 | 5.4 | 10.0 | 15.0 | 15.6 | 16.0 | 14.9 | 10.6 | 5.9 | 5.0 |
| Absolute minimum temperature (°C) | -4.8 | -4.8 | -2.4 | 0.2 | 6.0 | 10.9 | 12.2 | 11.2 | 7.2 | 4.0 | -1.3 | -3.2 |
| 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 | 9.0 | 8.0 | 8.0 |
| Sunshine mean duration (h) | 2.3 | 5.6 | 6.5 | 8.1 | 11.6 | 12.9 | 11.1 | 9.5 | 9.8 | 6.8 | 4.5 | 1.9 |
| Precipitation (mm) | 83 | 5 | 80 | 68 | 49 | 78 | 74 | 96 | 32 | 108 | 114 | 73 |
| Sunny days | 6 | 18 | 8 | 10 | 17 | 19 | 10 | 8 | 19 | 13 | 3 | 6 |
| Rainy days | 25 | 10 | 23 | 20 | 14 | 11 | 21 | 23 | 11 | 18 | 27 | 25 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Fossoy during the most sunny months:
Months with the longest average daylight duration in Fossoy:
The largest precipitation sum in Fossoy is at