Average annual temperature is 13.6 °C
Absolute maximum temperature: 34.3 °C
Absolute minimum temperature: -8.5 °C
Number of sunny days: 167 days
Number of rainy days: 193 days
Number of snow days: 5 days
Look at detailed online map of Glen Alum
* Weather data for Glen Alum 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) | 20.0 | 24.1 | 24.4 | 28.5 | 27.1 | 33.4 | 34.3 | 32.4 | 31.7 | 28.1 | 24.5 | 18.9 |
| Average daytime temperature (°C) | 11.4 | 13.8 | 14.2 | 20.5 | 22.3 | 26.0 | 30.5 | 27.7 | 25.6 | 20.5 | 14.9 | 11.3 |
| Average temperature (°C) | 5.5 | 7.5 | 7.7 | 13.2 | 16.2 | 19.9 | 24.0 | 22.2 | 19.4 | 14.3 | 7.6 | 5.3 |
| Average night temperature (°C) | 1.7 | 2.8 | 2.6 | 7.1 | 10.9 | 14.2 | 18.6 | 17.6 | 14.1 | 9.4 | 2.5 | 1.1 |
| Absolute minimum temperature (°C) | -7.3 | -8.5 | -8.5 | -1.0 | 3.3 | 7.8 | 14.5 | 12.0 | 10.0 | 1.4 | -7.0 | -6.2 |
| 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 | 12.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.9 | 10.8 | 12.0 | 13.2 | 14.2 | 14.7 | 14.5 | 13.6 | 12.4 | 11.2 | 10.2 | 9.6 |
| 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) | 4.6 | 7.0 | 7.7 | 9.7 | 10.0 | 11.6 | 12.0 | 10.0 | 10.2 | 7.8 | 7.3 | 5.4 |
| Precipitation (mm) | 96 | 127 | 79 | 92 | 96 | 39 | 99 | 129 | 54 | 39 | 56 | 87 |
| Sunny days | 10 | 12 | 17 | 18 | 13 | 12 | 9 | 8 | 18 | 17 | 20 | 13 |
| Rainy days | 20 | 15 | 13 | 12 | 18 | 18 | 22 | 23 | 12 | 14 | 9 | 17 |
| Snow days | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 |
The best time to visit Glen Alum during the most sunny months:
The largest precipitation sum in Glen Alum is at