Average annual temperature is 8.7 °C
Absolute maximum temperature: 31.9 °C
Absolute minimum temperature: -9.8 °C
Number of sunny days: 169 days
Number of rainy days: 176 days
Number of snow days: 20 days
Look at detailed online map of Fossa
* Weather data for Fossa Italy is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 10.3 | 11.6 | 14.2 | 14.2 | 17.8 | 27.7 | 31.9 | 30.0 | 26.5 | 23.4 | 15.0 | 13.5 |
| Average daytime temperature (°C) | 3.2 | 5.5 | 8.3 | 8.7 | 13.5 | 19.5 | 25.9 | 24.2 | 21.3 | 18.2 | 8.9 | 6.8 |
| Average temperature (°C) | -0.4 | 0.2 | 3.6 | 4.1 | 9.6 | 14.8 | 19.9 | 17.8 | 14.9 | 12.5 | 4.8 | 2.0 |
| Average night temperature (°C) | -3.6 | -3.9 | -0.8 | 0.0 | 5.7 | 10.0 | 13.9 | 11.8 | 9.6 | 7.7 | 0.9 | -1.8 |
| Absolute minimum temperature (°C) | -8.7 | -9.8 | -7.4 | -4.9 | 1.5 | 6.8 | 9.6 | 6.4 | 4.3 | 3.4 | -6.8 | -5.0 |
| 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 | 9.0 |
| Daylight mean duration (h) | 9.5 | 10.6 | 11.9 | 13.4 | 14.6 | 15.2 | 14.9 | 13.9 | 12.5 | 11.1 | 9.8 | 9.1 |
| Daylight minimum duration (h) | 9.0 | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 5.9 | 8.3 | 8.4 | 9.4 | 9.5 | 12.5 | 13.7 | 12.3 | 10.6 | 8.8 | 5.7 | 6.8 |
| Precipitation (mm) | 162 | 26 | 57 | 84 | 211 | 98 | 10 | 37 | 31 | 55 | 162 | 33 |
| Sunny days | 13 | 18 | 14 | 9 | 1 | 11 | 20 | 19 | 18 | 16 | 10 | 20 |
| Rainy days | 8 | 6 | 16 | 19 | 30 | 19 | 11 | 12 | 12 | 15 | 20 | 8 |
| Snow days | 10 | 4 | 1 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 |
The best time to visit Fossa during the most sunny months:
The largest precipitation sum in Fossa is at