Average annual temperature is 14.4 °C
Absolute maximum temperature: 36.4 °C
Absolute minimum temperature: -3.7 °C
Number of sunny days: 182 days
Number of rainy days: 175 days
Number of snow days: 8 days
Look at detailed online map of Casali Lago Sirio
* Weather data for Casali Lago Sirio 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) | 15.1 | 20.3 | 19.5 | 21.9 | 25.8 | 30.1 | 32.9 | 36.4 | 29.0 | 30.6 | 19.5 | 19.0 |
| Average daytime temperature (°C) | 9.1 | 11.3 | 14.7 | 17.6 | 20.2 | 25.0 | 28.5 | 29.7 | 24.6 | 20.1 | 12.6 | 10.9 |
| Average temperature (°C) | 5.6 | 7.0 | 9.9 | 12.8 | 16.5 | 21.2 | 23.9 | 24.6 | 20.2 | 16.1 | 8.1 | 6.8 |
| Average night temperature (°C) | 2.3 | 2.6 | 5.1 | 7.4 | 12.6 | 17.0 | 18.9 | 19.0 | 15.8 | 12.2 | 4.3 | 3.1 |
| Absolute minimum temperature (°C) | -1.8 | -3.7 | -0.3 | 1.7 | 8.4 | 13.5 | 15.4 | 13.4 | 10.3 | 7.2 | 0.1 | -1.6 |
| 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) | 9.2 | 10.4 | 11.9 | 13.5 | 14.9 | 15.6 | 15.3 | 14.1 | 12.5 | 10.9 | 9.5 | 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) | 6.0 | 7.9 | 9.2 | 10.0 | 8.9 | 11.9 | 13.5 | 11.7 | 9.9 | 6.8 | 7.0 | 5.8 |
| Precipitation (mm) | 26 | 32 | 37 | 47 | 277 | 101 | 46 | 128 | 95 | 73 | 50 | 33 |
| Sunny days | 22 | 20 | 16 | 16 | 4 | 7 | 9 | 17 | 17 | 18 | 16 | 20 |
| Rainy days | 7 | 4 | 15 | 14 | 27 | 23 | 22 | 14 | 13 | 13 | 13 | 10 |
| Snow days | 2 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 |
The best time to visit Casali Lago Sirio during the most sunny months:
Months with the longest average daylight duration in Casali Lago Sirio:
The largest precipitation sum in Casali Lago Sirio is at