Average annual temperature is 7.3 °C
Absolute maximum temperature: 25.8 °C
Absolute minimum temperature: -12.7 °C
Number of sunny days: 130 days
Number of rainy days: 224 days
Number of snow days: 11 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) | 9.9 | 10.8 | 11.9 | 13.1 | 18.1 | 23.5 | 23.7 | 25.8 | 21.0 | 22.9 | 10.9 | 12.4 |
| Average daytime temperature (°C) | 2.9 | 4.8 | 7.4 | 8.8 | 13.0 | 18.1 | 19.7 | 20.0 | 17.0 | 13.4 | 6.0 | 4.5 |
| Average temperature (°C) | -0.9 | 0.0 | 2.7 | 4.2 | 9.3 | 14.2 | 16.0 | 15.9 | 13.2 | 9.8 | 1.8 | 0.6 |
| Average night temperature (°C) | -4.0 | -4.2 | -1.8 | -0.4 | 5.6 | 10.0 | 11.9 | 11.9 | 9.5 | 6.5 | -1.9 | -2.7 |
| Absolute minimum temperature (°C) | -8.1 | -12.7 | -9.5 | -10.6 | 1.8 | 7.0 | 7.7 | 6.1 | 4.9 | 1.7 | -7.0 | -8.4 |
| 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 | 10.4 | 11.9 | 13.5 | 14.9 | 15.7 | 15.3 | 14.1 | 12.5 | 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) | 5.5 | 7.8 | 8.4 | 9.6 | 9.2 | 12.4 | 12.8 | 10.9 | 9.6 | 7.4 | 6.4 | 5.4 |
| Precipitation (mm) | 54 | 25 | 83 | 183 | 346 | 262 | 262 | 205 | 165 | 286 | 105 | 104 |
| Sunny days | 16 | 19 | 11 | 8 | 0 | 3 | 3 | 10 | 14 | 10 | 17 | 19 |
| Rainy days | 10 | 5 | 20 | 22 | 31 | 27 | 28 | 21 | 16 | 21 | 13 | 10 |
| Snow days | 5 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 |
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