Average annual temperature is 15.9 °C
Absolute maximum temperature: 40.4 °C
Absolute minimum temperature: -2.9 °C
Number of sunny days: 182 days
Number of rainy days: 182 days
Number of snow days: 1 day
Look at detailed online map of San Callisto
* Weather data for San Callisto 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) | 16.9 | 18.5 | 22.2 | 22.9 | 23.8 | 31.9 | 40.4 | 36.2 | 31.4 | 31.5 | 26.4 | 21.8 |
| Average daytime temperature (°C) | 11.0 | 11.7 | 15.7 | 15.3 | 19.5 | 25.0 | 32.5 | 30.2 | 26.7 | 25.4 | 18.4 | 14.4 |
| Average temperature (°C) | 6.9 | 7.0 | 11.1 | 11.2 | 16.0 | 21.1 | 26.7 | 24.8 | 21.7 | 20.2 | 13.5 | 9.9 |
| Average night temperature (°C) | 3.8 | 3.2 | 6.9 | 7.4 | 12.6 | 16.9 | 21.5 | 20.0 | 17.6 | 15.9 | 9.4 | 6.2 |
| Absolute minimum temperature (°C) | -2.0 | -2.9 | 1.2 | 3.6 | 9.5 | 13.4 | 17.3 | 16.1 | 13.8 | 11.9 | 1.9 | 1.5 |
| 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) | 5.7 | 7.4 | 8.5 | 8.7 | 8.9 | 12.5 | 13.7 | 12.4 | 10.1 | 8.9 | 6.5 | 7.1 |
| Precipitation (mm) | 148 | 67 | 114 | 208 | 314 | 209 | 25 | 46 | 81 | 20 | 167 | 64 |
| Sunny days | 13 | 17 | 18 | 8 | 4 | 10 | 18 | 21 | 17 | 20 | 16 | 20 |
| Rainy days | 18 | 10 | 13 | 22 | 27 | 20 | 13 | 10 | 13 | 11 | 14 | 11 |
| Snow days | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit San Callisto during the most sunny months:
The largest precipitation sum in San Callisto is at