Average annual temperature is 9.5 °C
Absolute maximum temperature: 31.3 °C
Absolute minimum temperature: -23.3 °C
Number of sunny days: 140 days
Number of rainy days: 206 days
Number of snow days: 19 days
Look at detailed online map of Rileyville
* Weather data for Rileyville 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) | 14.7 | 14.9 | 14.1 | 28.2 | 28.5 | 31.3 | 30.9 | 28.2 | 29.8 | 26.4 | 15.9 | 12.1 |
| Average daytime temperature (°C) | 4.2 | 5.2 | 6.4 | 16.0 | 19.3 | 23.0 | 26.7 | 24.0 | 21.2 | 16.1 | 7.6 | 5.6 |
| Average temperature (°C) | 0.8 | -0.5 | 1.1 | 9.4 | 12.7 | 17.2 | 21.4 | 19.0 | 16.4 | 11.5 | 2.9 | 2.0 |
| Average night temperature (°C) | -2.1 | -4.9 | -3.0 | 4.3 | 6.7 | 12.6 | 17.1 | 15.1 | 12.8 | 8.0 | -0.6 | -0.6 |
| Absolute minimum temperature (°C) | -8.3 | -23.3 | -8.1 | -4.1 | 0.1 | 8.2 | 12.6 | 10.8 | 6.1 | 0.5 | -6.8 | -6.5 |
| 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) | 9.5 | 10.6 | 11.9 | 13.3 | 14.5 | 15.2 | 14.9 | 13.8 | 12.5 | 11.1 | 9.9 | 9.2 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 14.0 | 14.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 4.0 | 5.9 | 6.7 | 8.6 | 12.1 | 10.5 | 11.4 | 10.2 | 8.4 | 7.2 | 7.1 | 3.6 |
| Precipitation (mm) | 96 | 59 | 102 | 112 | 52 | 98 | 116 | 188 | 111 | 85 | 64 | 163 |
| Sunny days | 10 | 10 | 10 | 16 | 22 | 9 | 2 | 8 | 12 | 13 | 16 | 12 |
| Rainy days | 18 | 13 | 14 | 14 | 9 | 21 | 29 | 23 | 18 | 18 | 12 | 17 |
| Snow days | 3 | 5 | 7 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 2 |
The best time to visit Rileyville during the most sunny months:
The largest precipitation sum in Rileyville is at