Average annual temperature is 13.4 °C
Absolute maximum temperature: 35.5 °C
Absolute minimum temperature: -6.2 °C
Number of sunny days: 194 days
Number of rainy days: 171 days
Look at detailed online map of San Nazzaro Sesia
* Weather data for San Nazzaro Sesia 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) | 13.0 | 18.3 | 20.7 | 21.6 | 26.4 | 31.1 | 33.8 | 35.5 | 28.8 | 27.1 | 17.2 | 16.6 |
| Average daytime temperature (°C) | 7.8 | 11.0 | 15.2 | 18.0 | 21.1 | 26.1 | 28.4 | 29.2 | 24.9 | 20.4 | 12.3 | 8.6 |
| Average temperature (°C) | 3.4 | 4.7 | 9.6 | 12.2 | 16.5 | 21.5 | 23.4 | 23.7 | 19.7 | 15.7 | 6.6 | 3.5 |
| Average night temperature (°C) | -0.2 | -0.3 | 4.0 | 6.2 | 12.3 | 17.1 | 18.7 | 18.5 | 15.1 | 11.5 | 2.0 | -0.4 |
| Absolute minimum temperature (°C) | -4.6 | -6.2 | -0.7 | 0.8 | 8.6 | 14.0 | 15.2 | 12.1 | 8.5 | 5.1 | -3.3 | -4.1 |
| 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) | 5.0 | 7.4 | 8.8 | 9.8 | 9.1 | 11.7 | 12.4 | 11.5 | 9.7 | 7.1 | 6.9 | 4.9 |
| Precipitation (mm) | 30 | 24 | 41 | 133 | 257 | 132 | 154 | 164 | 127 | 125 | 74 | 38 |
| Sunny days | 19 | 22 | 18 | 15 | 5 | 10 | 11 | 17 | 20 | 16 | 20 | 21 |
| Rainy days | 12 | 6 | 13 | 15 | 26 | 20 | 20 | 14 | 10 | 15 | 10 | 10 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit San Nazzaro Sesia during the most sunny months:
Months with the longest average daylight duration in San Nazzaro Sesia:
The largest precipitation sum in San Nazzaro Sesia is at