Average annual temperature is 10.4 °C
Absolute maximum temperature: 31.0 °C
Absolute minimum temperature: -21.5 °C
Number of sunny days: 122 days
Number of rainy days: 214 days
Number of snow days: 29 days
Look at detailed online map of Forest Glen
* Weather data for Forest 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) | 13.8 | 16.5 | 13.0 | 26.6 | 30.4 | 30.3 | 31.0 | 30.8 | 30.2 | 27.9 | 14.9 | 14.4 |
| Average daytime temperature (°C) | 3.9 | 5.6 | 5.3 | 14.9 | 19.0 | 23.0 | 25.7 | 23.6 | 22.1 | 15.7 | 8.3 | 6.9 |
| Average temperature (°C) | 0.5 | 0.1 | 1.3 | 9.3 | 13.5 | 18.4 | 21.7 | 19.7 | 17.8 | 12.4 | 4.8 | 4.0 |
| Average night temperature (°C) | -1.9 | -3.9 | -1.8 | 4.9 | 8.5 | 14.5 | 18.3 | 16.4 | 14.2 | 9.9 | 1.9 | 1.7 |
| Absolute minimum temperature (°C) | -9.6 | -21.5 | -11.1 | -4.9 | 1.8 | 10.5 | 15.0 | 11.2 | 9.0 | 2.2 | -5.9 | -5.0 |
| 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) | 2.2 | 5.5 | 5.8 | 8.5 | 11.3 | 10.9 | 11.5 | 9.9 | 9.5 | 5.8 | 5.3 | 3.5 |
| Precipitation (mm) | 167 | 95 | 124 | 137 | 73 | 96 | 144 | 118 | 35 | 108 | 89 | 109 |
| Sunny days | 4 | 7 | 7 | 13 | 20 | 11 | 8 | 7 | 17 | 10 | 9 | 9 |
| Rainy days | 16 | 15 | 15 | 17 | 11 | 19 | 23 | 24 | 13 | 21 | 19 | 21 |
| Snow days | 11 | 6 | 9 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 1 |
The best time to visit Forest Glen during the most sunny months:
Months with the longest average daylight duration in Forest Glen:
The largest precipitation sum in Forest Glen is at