Average annual temperature is 9.8 °C
Absolute maximum temperature: 31.0 °C
Absolute minimum temperature: -19.4 °C
Number of sunny days: 145 days
Number of rainy days: 201 days
Number of snow days: 19 days
Look at detailed online map of Glen Summit
* Weather data for Glen 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) | 14.7 | 14.4 | 13.9 | 28.3 | 28.1 | 31.0 | 30.4 | 27.7 | 30.8 | 26.4 | 16.4 | 10.9 |
| Average daytime temperature (°C) | 4.5 | 5.9 | 6.8 | 16.0 | 19.5 | 22.6 | 26.5 | 24.1 | 21.5 | 15.9 | 7.7 | 5.5 |
| Average temperature (°C) | 1.2 | 0.5 | 1.7 | 9.9 | 12.8 | 17.2 | 21.5 | 19.3 | 16.6 | 11.6 | 3.1 | 1.9 |
| Average night temperature (°C) | -1.6 | -3.9 | -2.5 | 5.0 | 6.7 | 12.5 | 17.2 | 15.1 | 12.7 | 8.0 | -0.5 | -0.7 |
| Absolute minimum temperature (°C) | -8.3 | -19.4 | -8.5 | -3.7 | 0.1 | 6.7 | 12.8 | 11.3 | 7.1 | 0.9 | -7.4 | -6.5 |
| 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 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.6 | 10.6 | 11.9 | 13.3 | 14.5 | 15.1 | 14.8 | 13.8 | 12.5 | 11.1 | 9.9 | 9.3 |
| 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) | 4.1 | 6.5 | 7.0 | 8.8 | 12.0 | 11.0 | 11.6 | 10.6 | 8.3 | 7.5 | 7.2 | 3.5 |
| Precipitation (mm) | 107 | 44 | 97 | 94 | 42 | 142 | 112 | 126 | 138 | 93 | 58 | 142 |
| Sunny days | 7 | 12 | 10 | 15 | 20 | 9 | 8 | 7 | 14 | 15 | 16 | 12 |
| Rainy days | 18 | 12 | 17 | 15 | 11 | 21 | 23 | 24 | 16 | 16 | 12 | 16 |
| Snow days | 6 | 4 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 3 |
The best time to visit Glen Summit during the most sunny months:
The largest precipitation sum in Glen Summit is at