Average annual temperature is 21.7 °C
Absolute maximum temperature: 42.2 °C
Absolute minimum temperature: -1.9 °C
Number of sunny days: 180 days
Number of rainy days: 185 days
Look at detailed online map of River Hills
* Weather data for River Hills 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) | 26.5 | 29.6 | 33.2 | 33.9 | 32.4 | 38.6 | 40.2 | 42.2 | 41.0 | 34.2 | 28.1 | 25.1 |
| Average daytime temperature (°C) | 18.5 | 19.8 | 24.6 | 25.2 | 28.5 | 34.6 | 37.7 | 40.0 | 35.5 | 27.6 | 19.8 | 18.9 |
| Average temperature (°C) | 13.2 | 12.9 | 18.1 | 19.1 | 23.2 | 28.6 | 31.6 | 33.3 | 29.7 | 22.1 | 15.0 | 13.1 |
| Average night temperature (°C) | 8.9 | 8.3 | 13.6 | 14.5 | 19.1 | 23.3 | 25.6 | 26.8 | 24.6 | 17.6 | 11.4 | 8.6 |
| Absolute minimum temperature (°C) | -1.9 | -1.5 | 4.8 | 9.3 | 13.8 | 19.5 | 23.5 | 25.1 | 21.1 | 5.2 | 2.9 | 2.5 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 | 14.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 |
| Daylight mean duration (h) | 10.4 | 11.1 | 12.0 | 12.9 | 13.7 | 14.1 | 13.9 | 13.2 | 12.3 | 11.4 | 10.6 | 10.2 |
| Daylight minimum duration (h) | 10.0 | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 | 10.0 |
| Sunshine mean duration (h) | 7.1 | 7.8 | 7.4 | 7.5 | 8.4 | 11.1 | 12.3 | 12.2 | 10.5 | 8.3 | 6.3 | 7.3 |
| Precipitation (mm) | 105 | 76 | 79 | 155 | 139 | 70 | 16 | 3 | 48 | 152 | 91 | 48 |
| Sunny days | 17 | 11 | 10 | 9 | 3 | 12 | 23 | 24 | 18 | 15 | 15 | 23 |
| Rainy days | 14 | 17 | 21 | 21 | 28 | 18 | 8 | 7 | 12 | 16 | 15 | 8 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit River Hills during the most sunny months:
The largest precipitation sum in River Hills is at