Average annual temperature is 12.5 °C
Absolute maximum temperature: 32.6 °C
Absolute minimum temperature: -11.5 °C
Number of sunny days: 150 days
Number of rainy days: 206 days
Number of snow days: 9 days
Look at detailed online map of Wiley
* Weather data for Wiley 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) | 18.6 | 21.4 | 22.2 | 28.7 | 30.2 | 32.6 | 32.3 | 30.9 | 32.3 | 26.7 | 19.8 | 17.5 |
| Average daytime temperature (°C) | 8.9 | 11.9 | 11.6 | 19.6 | 22.4 | 26.0 | 28.5 | 27.0 | 24.0 | 18.4 | 12.1 | 9.5 |
| Average temperature (°C) | 4.1 | 5.3 | 5.5 | 12.4 | 15.6 | 19.6 | 22.9 | 21.5 | 18.4 | 13.2 | 6.3 | 4.9 |
| Average night temperature (°C) | 0.8 | 0.4 | 0.8 | 6.6 | 9.4 | 13.9 | 18.5 | 17.0 | 14.0 | 9.2 | 2.0 | 1.6 |
| Absolute minimum temperature (°C) | -6.2 | -11.5 | -8.1 | -0.8 | 1.5 | 9.1 | 14.4 | 11.5 | 9.1 | 1.4 | -6.7 | -5.0 |
| 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 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.7 | 10.7 | 12.0 | 13.3 | 14.4 | 14.9 | 14.7 | 13.7 | 12.5 | 11.2 | 10.0 | 9.4 |
| 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) | 3.3 | 6.7 | 6.6 | 8.6 | 10.0 | 11.2 | 11.2 | 10.4 | 9.1 | 6.7 | 6.9 | 4.6 |
| Precipitation (mm) | 109 | 77 | 98 | 38 | 90 | 118 | 93 | 131 | 85 | 96 | 49 | 70 |
| Sunny days | 9 | 13 | 11 | 15 | 19 | 11 | 6 | 11 | 11 | 13 | 20 | 11 |
| Rainy days | 20 | 12 | 18 | 15 | 12 | 19 | 25 | 20 | 19 | 18 | 9 | 19 |
| Snow days | 2 | 3 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 |
The best time to visit Wiley during the most sunny months:
The largest precipitation sum in Wiley is at