Average annual temperature is 5.2 °C
Absolute maximum temperature: 32.2 °C
Absolute minimum temperature: -27.7 °C
Number of sunny days: 208 days
Number of rainy days: 110 days
Number of snow days: 47 days
Look at detailed online map of San Haven
* Weather data for San Haven United States is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 1.5 | 3.2 | 1.7 | 11.7 | 27.5 | 32.2 | 32.2 | 31.7 | 30.4 | 24.7 | 8.8 | 8.1 |
| Average daytime temperature (°C) | -6.7 | -5.1 | -4.8 | 4.9 | 21.4 | 26.1 | 25.1 | 25.1 | 21.9 | 10.0 | 2.5 | 1.2 |
| Average temperature (°C) | -10.4 | -10.3 | -9.5 | 0.3 | 14.7 | 20.3 | 18.9 | 19.5 | 16.1 | 5.8 | -1.5 | -3.0 |
| Average night temperature (°C) | -13.7 | -15.2 | -13.2 | -3.6 | 8.9 | 15.1 | 13.7 | 15.0 | 11.4 | 2.5 | -4.4 | -6.2 |
| Absolute minimum temperature (°C) | -27.0 | -27.7 | -19.6 | -13.4 | -0.6 | 10.4 | 8.3 | 9.1 | 5.7 | -16.3 | -12.9 | -14.0 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 9.0 | 10.0 | 12.0 | 14.0 | 15.0 | 16.0 | 16.0 | 15.0 | 13.0 | 11.0 | 9.0 | 8.0 |
| Daylight mean duration (h) | 8.8 | 10.2 | 11.9 | 13.7 | 15.3 | 16.1 | 15.7 | 14.3 | 12.6 | 10.8 | 9.2 | 8.3 |
| Daylight minimum duration (h) | 8.0 | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 15.0 | 13.0 | 11.0 | 9.0 | 8.0 | 8.0 |
| Sunshine mean duration (h) | 3.9 | 6.9 | 8.4 | 8.3 | 11.5 | 12.9 | 13.0 | 10.3 | 9.0 | 6.4 | 5.4 | 5.9 |
| Precipitation (mm) | 9 | 8 | 25 | 55 | 47 | 76 | 24 | 46 | 32 | 58 | 9 | 10 |
| Sunny days | 22 | 17 | 18 | 14 | 16 | 15 | 16 | 13 | 16 | 17 | 18 | 26 |
| Rainy days | 3 | 1 | 0 | 9 | 15 | 15 | 15 | 18 | 14 | 12 | 6 | 2 |
| Snow days | 6 | 10 | 13 | 7 | 0 | 0 | 0 | 0 | 0 | 2 | 6 | 3 |
The best time to visit San Haven during the most sunny months:
Months with the longest average daylight duration in San Haven:
The largest precipitation sum in San Haven is at