Average annual temperature is 12.6 °C
Absolute maximum temperature: 38.5 °C
Absolute minimum temperature: -22.1 °C
Number of sunny days: 230 days
Number of rainy days: 114 days
Number of snow days: 21 days
Look at detailed online map of Saint Peter
* Weather data for Saint Peter 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) | 13.5 | 18.8 | 22.3 | 28.3 | 30.1 | 33.3 | 38.5 | 37.6 | 37.0 | 29.9 | 21.3 | 18.1 |
| Average daytime temperature (°C) | 2.7 | 7.9 | 10.9 | 19.6 | 24.7 | 29.3 | 31.7 | 32.1 | 29.4 | 20.5 | 14.4 | 8.1 |
| Average temperature (°C) | -2.5 | -0.2 | 3.8 | 11.8 | 18.3 | 22.7 | 25.2 | 25.4 | 22.3 | 13.9 | 7.3 | 2.8 |
| Average night temperature (°C) | -6.0 | -5.5 | -1.6 | 5.4 | 12.8 | 16.8 | 19.5 | 19.6 | 16.1 | 8.3 | 2.0 | -1.0 |
| Absolute minimum temperature (°C) | -22.1 | -17.1 | -8.4 | -4.3 | 3.0 | 13.0 | 13.7 | 13.3 | 9.6 | -6.9 | -5.8 | -4.8 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 14.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.8 | 10.7 | 12.0 | 13.2 | 14.3 | 14.9 | 14.6 | 13.7 | 12.4 | 11.2 | 10.1 | 9.5 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 6.7 | 8.5 | 8.7 | 10.7 | 10.4 | 12.1 | 12.2 | 11.8 | 10.6 | 9.0 | 7.5 | 5.0 |
| Precipitation (mm) | 44 | 27 | 16 | 20 | 131 | 79 | 78 | 85 | 23 | 16 | 14 | 44 |
| Sunny days | 19 | 21 | 20 | 22 | 12 | 11 | 14 | 21 | 23 | 24 | 24 | 19 |
| Rainy days | 7 | 3 | 7 | 8 | 19 | 19 | 17 | 10 | 7 | 6 | 3 | 8 |
| Snow days | 5 | 4 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 3 | 4 |
The best time to visit Saint Peter during the most sunny months:
The largest precipitation sum in Saint Peter is at