Average annual temperature is 11.1 °C
Absolute maximum temperature: 31.8 °C
Absolute minimum temperature: -11.0 °C
Number of sunny days: 139 days
Number of rainy days: 199 days
Number of snow days: 27 days
Look at detailed online map of Glenwillow
* Weather data for Glenwillow 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) | 14.6 | 19.9 | 17.6 | 28.1 | 30.9 | 31.2 | 31.8 | 30.0 | 31.6 | 28.1 | 17.3 | 15.2 |
| Average daytime temperature (°C) | 5.5 | 9.1 | 8.0 | 16.8 | 21.0 | 24.5 | 26.9 | 25.7 | 23.4 | 16.7 | 9.8 | 7.7 |
| Average temperature (°C) | 1.7 | 2.1 | 2.8 | 10.2 | 14.4 | 18.9 | 21.8 | 20.4 | 18.1 | 12.4 | 5.1 | 4.1 |
| Average night temperature (°C) | -1.1 | -2.3 | -1.0 | 4.8 | 8.7 | 13.9 | 17.4 | 16.4 | 13.8 | 9.0 | 1.7 | 1.4 |
| Absolute minimum temperature (°C) | -9.6 | -11.0 | -7.2 | -3.2 | 1.2 | 8.6 | 13.5 | 11.9 | 8.5 | -0.4 | -7.6 | -7.4 |
| 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 | 9.2 |
| 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) | 2.7 | 6.3 | 5.9 | 8.7 | 11.0 | 11.5 | 11.8 | 10.7 | 9.1 | 6.2 | 6.3 | 3.4 |
| Precipitation (mm) | 140 | 61 | 116 | 106 | 54 | 139 | 125 | 118 | 52 | 79 | 54 | 82 |
| Sunny days | 7 | 10 | 8 | 12 | 22 | 16 | 3 | 8 | 14 | 13 | 17 | 9 |
| Rainy days | 17 | 11 | 16 | 17 | 9 | 14 | 28 | 23 | 16 | 18 | 10 | 20 |
| Snow days | 7 | 7 | 7 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 2 |
The best time to visit Glenwillow during the most sunny months:
The largest precipitation sum in Glenwillow is at