Average annual temperature is 8.9 °C
Absolute maximum temperature: 28.3 °C
Absolute minimum temperature: -13.0 °C
Number of sunny days: 134 days
Number of rainy days: 145 days
Number of snow days: 86 days
Look at detailed online map of Casaccia
* Weather data for Casaccia Switzerland is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 12.5 | 12.8 | 10.8 | 14.4 | 17.1 | 23.1 | 27.1 | 28.3 | 27.0 | 22.7 | 11.8 | 15.1 |
| Average daytime temperature (°C) | 2.5 | 5.7 | 6.4 | 7.5 | 13.2 | 17.9 | 21.6 | 21.1 | 20.0 | 14.7 | 5.6 | 6.8 |
| Average temperature (°C) | -0.4 | 2.3 | 3.9 | 4.6 | 10.4 | 14.7 | 17.9 | 17.8 | 16.6 | 12.3 | 2.6 | 3.4 |
| Average night temperature (°C) | -3.8 | -1.0 | 0.5 | 1.1 | 7.7 | 10.9 | 13.8 | 14.4 | 12.9 | 9.3 | -2.1 | -0.9 |
| Absolute minimum temperature (°C) | -10.6 | -8.5 | -6.3 | -6.6 | 3.1 | 7.0 | 4.6 | 5.2 | 3.8 | 0.4 | -13.0 | -12.9 |
| 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 | 10.3 | 11.9 | 13.6 | 15.0 | 15.7 | 15.4 | 14.1 | 12.6 | 10.9 | 9.4 | 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) | 5.8 | 7.9 | 8.0 | 9.1 | 9.8 | 12.8 | 12.7 | 10.5 | 9.8 | 7.1 | 5.8 | 5.0 |
| Precipitation (mm) | 53 | 17 | 71 | 113 | 105 | 30 | 67 | 165 | 127 | 259 | 129 | 173 |
| Sunny days | 17 | 15 | 11 | 12 | 4 | 15 | 3 | 6 | 13 | 15 | 8 | 15 |
| Rainy days | 2 | 0 | 3 | 5 | 21 | 15 | 27 | 24 | 16 | 15 | 10 | 7 |
| Snow days | 12 | 13 | 17 | 13 | 6 | 0 | 1 | 1 | 1 | 1 | 12 | 9 |
The best time to visit Casaccia during the most sunny months:
Months with the longest average daylight duration in Casaccia:
The largest precipitation sum in Casaccia is at