Average annual temperature is 9.0 °C
Absolute maximum temperature: 31.6 °C
Absolute minimum temperature: -27.4 °C
Number of sunny days: 133 days
Number of rainy days: 207 days
Number of snow days: 25 days
Look at detailed online map of Camp Sumner
* Weather data for Camp Sumner 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) | 12.0 | 13.0 | 12.2 | 28.2 | 28.3 | 31.6 | 29.3 | 25.7 | 30.1 | 27.0 | 15.6 | 13.8 |
| Average daytime temperature (°C) | 3.1 | 3.5 | 5.4 | 14.7 | 18.9 | 22.0 | 25.7 | 22.9 | 20.6 | 15.9 | 6.4 | 5.5 |
| Average temperature (°C) | -0.3 | -1.6 | 0.4 | 8.7 | 12.5 | 16.8 | 21.1 | 18.6 | 16.2 | 11.3 | 2.0 | 1.5 |
| Average night temperature (°C) | -3.4 | -6.3 | -4.0 | 3.7 | 6.5 | 12.3 | 17.2 | 14.8 | 12.5 | 7.4 | -1.4 | -1.4 |
| Absolute minimum temperature (°C) | -8.9 | -27.4 | -12.6 | -4.0 | -1.1 | 6.4 | 12.4 | 9.4 | 5.5 | -0.6 | -7.5 | -9.1 |
| 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 | 9.0 |
| Daylight mean duration (h) | 9.5 | 10.6 | 11.9 | 13.4 | 14.6 | 15.2 | 14.9 | 13.9 | 12.5 | 11.1 | 9.8 | 9.1 |
| Daylight minimum duration (h) | 9.0 | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 3.7 | 6.3 | 7.1 | 8.6 | 11.9 | 9.8 | 10.7 | 9.7 | 7.8 | 7.1 | 6.7 | 4.5 |
| Precipitation (mm) | 129 | 60 | 129 | 97 | 59 | 122 | 214 | 128 | 187 | 105 | 54 | 149 |
| Sunny days | 9 | 9 | 12 | 14 | 19 | 6 | 4 | 7 | 12 | 14 | 14 | 13 |
| Rainy days | 16 | 13 | 14 | 16 | 12 | 24 | 27 | 24 | 18 | 17 | 10 | 16 |
| Snow days | 6 | 6 | 5 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6 | 2 |
The best time to visit Camp Sumner during the most sunny months:
The largest precipitation sum in Camp Sumner is at