Average annual temperature is 10.6 °C
Absolute maximum temperature: 38.2 °C
Absolute minimum temperature: -9.7 °C
Number of sunny days: 213 days
Number of rainy days: 132 days
Number of snow days: 20 days
Look at detailed online map of Riverton
* Weather data for Riverton 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) | 13.8 | 15.9 | 11.2 | 25.8 | 26.5 | 31.5 | 38.2 | 34.2 | 28.1 | 28.5 | 22.3 | 18.2 |
| Average daytime temperature (°C) | 6.8 | 8.0 | 5.7 | 14.8 | 18.7 | 22.6 | 31.5 | 28.8 | 23.1 | 21.0 | 14.5 | 12.5 |
| Average temperature (°C) | 2.0 | 1.6 | 1.4 | 7.0 | 12.3 | 15.7 | 23.3 | 21.1 | 15.7 | 13.1 | 7.5 | 5.7 |
| Average night temperature (°C) | -1.5 | -3.0 | -1.7 | 0.4 | 6.1 | 8.5 | 14.5 | 13.6 | 9.6 | 7.2 | 2.2 | 1.2 |
| Absolute minimum temperature (°C) | -8.0 | -8.4 | -9.5 | -9.7 | -1.1 | 3.1 | 8.4 | 9.2 | 3.4 | -2.0 | -2.6 | -4.5 |
| 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 | 14.0 | 14.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.8 | 10.8 | 12.0 | 13.2 | 14.3 | 14.8 | 14.6 | 13.6 | 12.4 | 11.2 | 10.1 | 9.5 |
| 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) | 5.3 | 6.5 | 6.5 | 11.2 | 11.3 | 12.6 | 13.4 | 11.9 | 10.5 | 9.8 | 7.9 | 6.4 |
| Precipitation (mm) | 391 | 181 | 377 | 31 | 84 | 46 | 0 | 34 | 89 | 12 | 112 | 83 |
| Sunny days | 12 | 15 | 6 | 21 | 8 | 15 | 31 | 23 | 21 | 25 | 18 | 18 |
| Rainy days | 14 | 9 | 15 | 8 | 23 | 15 | 0 | 8 | 9 | 6 | 12 | 13 |
| Snow days | 5 | 4 | 10 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Riverton during the most sunny months:
The largest precipitation sum in Riverton is at