Average annual temperature is 4.8 °C
Absolute maximum temperature: 24.2 °C
Absolute minimum temperature: -19.8 °C
Number of sunny days: 146 days
Number of rainy days: 187 days
Number of snow days: 32 days
Look at detailed online map of Grasso
* Weather data for Grasso 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) | 7.6 | 9.9 | 10.6 | 12.9 | 14.9 | 20.1 | 23.8 | 24.2 | 18.9 | 20.2 | 12.0 | 10.0 |
| Average daytime temperature (°C) | -0.4 | 2.4 | 4.6 | 6.7 | 9.7 | 14.7 | 18.0 | 18.1 | 14.9 | 11.6 | 4.6 | 3.1 |
| Average temperature (°C) | -4.4 | -2.3 | 0.4 | 2.2 | 6.0 | 11.3 | 13.8 | 13.4 | 10.8 | 7.4 | 0.1 | -1.2 |
| Average night temperature (°C) | -8.9 | -6.8 | -4.1 | -2.2 | 2.2 | 6.9 | 8.8 | 8.5 | 6.4 | 3.8 | -3.9 | -4.8 |
| Absolute minimum temperature (°C) | -19.8 | -17.4 | -12.7 | -7.2 | -2.0 | 3.4 | 4.0 | 2.5 | 0.0 | -1.4 | -8.9 | -10.0 |
| 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) | 9.2 | 10.4 | 11.9 | 13.5 | 14.8 | 15.5 | 15.2 | 14.0 | 12.5 | 11.0 | 9.6 | 8.8 |
| Daylight minimum duration (h) | 8.0 | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 8.0 |
| Sunshine mean duration (h) | 6.5 | 7.9 | 9.3 | 10.8 | 9.1 | 11.6 | 13.5 | 11.9 | 10.0 | 7.5 | 6.8 | 6.0 |
| Precipitation (mm) | 65 | 69 | 89 | 112 | 355 | 244 | 185 | 181 | 121 | 123 | 84 | 89 |
| Sunny days | 21 | 17 | 12 | 5 | 2 | 3 | 6 | 15 | 16 | 14 | 15 | 20 |
| Rainy days | 3 | 4 | 14 | 21 | 29 | 27 | 25 | 16 | 14 | 17 | 9 | 8 |
| Snow days | 7 | 7 | 5 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 6 | 3 |
The best time to visit Grasso during the most sunny months:
Months with the longest average daylight duration in Grasso:
The largest precipitation sum in Grasso is at