Average annual temperature is 8.8 °C
Absolute maximum temperature: 29.8 °C
Absolute minimum temperature: -26.6 °C
Number of sunny days: 114 days
Number of rainy days: 208 days
Number of snow days: 43 days
Look at detailed online map of Rock Glen
* Weather data for Rock Glen 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 | 15.5 | 11.5 | 27.1 | 28.8 | 29.8 | 29.8 | 29.0 | 29.8 | 27.1 | 14.0 | 12.5 |
| Average daytime temperature (°C) | 2.3 | 4.9 | 4.3 | 15.0 | 18.6 | 22.2 | 25.5 | 23.0 | 21.0 | 14.4 | 6.5 | 5.1 |
| Average temperature (°C) | -0.9 | -1.5 | -0.3 | 8.4 | 12.3 | 17.0 | 20.4 | 18.2 | 16.3 | 10.8 | 2.6 | 2.0 |
| Average night temperature (°C) | -3.5 | -6.1 | -3.7 | 3.4 | 7.2 | 12.6 | 16.4 | 14.7 | 12.7 | 7.9 | -0.5 | -0.5 |
| Absolute minimum temperature (°C) | -11.5 | -26.6 | -11.7 | -7.5 | 0.0 | 8.0 | 12.4 | 10.1 | 8.8 | -1.5 | -8.3 | -7.2 |
| 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 | 10.5 | 11.9 | 13.4 | 14.6 | 15.3 | 15.0 | 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) | 2.3 | 5.5 | 5.5 | 8.5 | 11.3 | 10.5 | 11.2 | 9.7 | 9.1 | 5.2 | 5.1 | 2.7 |
| Precipitation (mm) | 131 | 81 | 111 | 100 | 49 | 134 | 131 | 113 | 37 | 84 | 72 | 100 |
| Sunny days | 5 | 7 | 6 | 12 | 20 | 10 | 3 | 8 | 16 | 9 | 10 | 8 |
| Rainy days | 13 | 14 | 14 | 17 | 11 | 20 | 28 | 23 | 14 | 22 | 16 | 16 |
| Snow days | 13 | 7 | 11 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 7 |
The best time to visit Rock Glen during the most sunny months:
Months with the longest average daylight duration in Rock Glen:
The largest precipitation sum in Rock Glen is at