Average annual temperature is 10.5 °C
Absolute maximum temperature: 37.8 °C
Absolute minimum temperature: -20.8 °C
Number of sunny days: 154 days
Number of rainy days: 164 days
Number of snow days: 47 days
Look at detailed online map of Willow Run Park
* Weather data for Willow Run Park 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) | 8.7 | 7.3 | 12.3 | 25.4 | 26.7 | 29.2 | 37.8 | 35.5 | 32.5 | 24.0 | 19.4 | 13.0 |
| Average daytime temperature (°C) | 0.9 | 1.5 | 4.5 | 12.8 | 21.8 | 23.7 | 34.1 | 29.6 | 25.6 | 17.2 | 9.5 | 5.3 |
| Average temperature (°C) | -2.0 | -2.4 | 0.2 | 6.8 | 16.3 | 18.5 | 27.2 | 23.7 | 19.0 | 11.6 | 5.1 | 1.3 |
| Average night temperature (°C) | -5.4 | -6.7 | -4.0 | 1.8 | 10.5 | 13.2 | 20.2 | 17.9 | 13.5 | 7.0 | 1.3 | -2.1 |
| Absolute minimum temperature (°C) | -20.8 | -12.8 | -11.1 | -12.1 | 3.3 | 7.7 | 15.8 | 14.1 | 6.1 | -3.5 | -6.3 | -7.2 |
| 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 | 15.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.6 | 10.7 | 11.9 | 13.3 | 14.4 | 15.0 | 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) | 4.6 | 7.4 | 7.4 | 9.8 | 11.8 | 12.1 | 13.2 | 11.8 | 10.8 | 8.9 | 7.3 | 6.9 |
| Precipitation (mm) | 164 | 63 | 165 | 84 | 100 | 123 | 13 | 130 | 98 | 71 | 89 | 37 |
| Sunny days | 6 | 13 | 6 | 10 | 6 | 7 | 21 | 11 | 13 | 21 | 20 | 20 |
| Rainy days | 10 | 3 | 14 | 15 | 25 | 23 | 10 | 20 | 17 | 10 | 9 | 8 |
| Snow days | 15 | 12 | 11 | 5 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 3 |
The best time to visit Willow Run Park during the most sunny months:
The largest precipitation sum in Willow Run Park is at