Average annual temperature is 6.2 °C
Absolute maximum temperature: 28.7 °C
Absolute minimum temperature: -16.7 °C
Number of sunny days: 141 days
Number of rainy days: 161 days
Number of snow days: 63 days
Look at detailed online map of Pian San Giacomo
* Weather data for Pian San Giacomo 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) | 6.0 | 11.8 | 10.5 | 15.1 | 18.4 | 23.8 | 24.9 | 28.7 | 23.6 | 20.9 | 9.6 | 10.5 |
| Average daytime temperature (°C) | 0.2 | 4.2 | 5.1 | 6.8 | 12.5 | 18.3 | 19.7 | 19.8 | 17.7 | 12.9 | 3.4 | 3.1 |
| Average temperature (°C) | -3.5 | -0.3 | 1.2 | 2.7 | 8.4 | 13.6 | 15.4 | 15.1 | 13.3 | 9.0 | -0.2 | -0.6 |
| Average night temperature (°C) | -7.3 | -4.6 | -3.0 | -2.0 | 4.0 | 8.6 | 10.7 | 10.4 | 8.9 | 5.0 | -4.8 | -5.0 |
| Absolute minimum temperature (°C) | -16.7 | -14.2 | -9.6 | -7.0 | -0.9 | 3.8 | 5.7 | 2.2 | 2.8 | -3.5 | -11.3 | -14.5 |
| 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 | 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) | 5.6 | 7.9 | 8.0 | 8.9 | 9.5 | 12.4 | 12.6 | 10.4 | 9.4 | 6.9 | 5.4 | 4.6 |
| Precipitation (mm) | 38 | 16 | 77 | 104 | 141 | 89 | 67 | 169 | 136 | 219 | 105 | 107 |
| Sunny days | 17 | 16 | 11 | 11 | 1 | 7 | 8 | 9 | 17 | 17 | 10 | 17 |
| Rainy days | 3 | 2 | 6 | 10 | 30 | 23 | 23 | 22 | 13 | 14 | 10 | 5 |
| Snow days | 11 | 10 | 14 | 9 | 0 | 0 | 0 | 0 | 0 | 0 | 10 | 9 |
The best time to visit Pian San Giacomo during the most sunny months:
Months with the longest average daylight duration in Pian San Giacomo:
The largest precipitation sum in Pian San Giacomo is at