Average annual temperature is 12.2 °C
Absolute maximum temperature: 32.6 °C
Absolute minimum temperature: -12.8 °C
Number of sunny days: 178 days
Number of rainy days: 175 days
Number of snow days: 12 days
Look at detailed online map of Mount Summit
* Weather data for Mount Summit 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) | 16.7 | 19.4 | 20.7 | 26.0 | 29.7 | 30.9 | 32.6 | 32.5 | 31.0 | 28.3 | 23.4 | 14.8 |
| Average daytime temperature (°C) | 5.5 | 9.9 | 10.4 | 17.1 | 22.2 | 26.1 | 28.1 | 26.8 | 24.9 | 18.3 | 11.5 | 7.9 |
| Average temperature (°C) | 2.0 | 3.6 | 4.5 | 10.7 | 16.2 | 20.3 | 23.1 | 22.0 | 19.6 | 13.4 | 6.1 | 3.9 |
| Average night temperature (°C) | -0.8 | -0.7 | 0.3 | 5.4 | 10.7 | 15.0 | 18.6 | 17.5 | 14.8 | 9.4 | 2.2 | 0.9 |
| Absolute minimum temperature (°C) | -10.7 | -12.8 | -8.5 | -2.3 | 1.7 | 9.6 | 15.4 | 11.5 | 10.4 | -3.9 | -9.4 | -7.1 |
| 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 | 15.0 | 14.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.7 | 10.7 | 12.0 | 13.3 | 14.4 | 15.0 | 14.7 | 13.7 | 12.5 | 11.1 | 10.0 | 9.4 |
| 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) | 3.6 | 7.0 | 7.0 | 8.8 | 10.7 | 10.9 | 12.1 | 11.0 | 9.8 | 7.3 | 7.8 | 4.1 |
| Precipitation (mm) | 136 | 61 | 171 | 67 | 67 | 78 | 115 | 163 | 34 | 74 | 25 | 50 |
| Sunny days | 10 | 15 | 14 | 16 | 19 | 12 | 10 | 15 | 19 | 13 | 22 | 13 |
| Rainy days | 16 | 11 | 13 | 14 | 12 | 18 | 21 | 16 | 11 | 17 | 8 | 18 |
| Snow days | 5 | 2 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 |
The best time to visit Mount Summit during the most sunny months:
The largest precipitation sum in Mount Summit is at