Average annual temperature is 13.8 °C
Absolute maximum temperature: 35.8 °C
Absolute minimum temperature: -10.9 °C
Number of sunny days: 194 days
Number of rainy days: 167 days
Number of snow days: 4 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) | 17.7 | 20.7 | 22.1 | 26.4 | 30.4 | 33.3 | 35.8 | 34.7 | 31.8 | 29.3 | 24.9 | 16.2 |
| Average daytime temperature (°C) | 7.4 | 10.9 | 12.1 | 19.2 | 24.7 | 28.8 | 30.7 | 29.0 | 26.7 | 20.0 | 13.5 | 9.3 |
| Average temperature (°C) | 3.2 | 4.8 | 6.3 | 12.4 | 18.4 | 22.6 | 25.2 | 23.8 | 21.0 | 14.8 | 7.7 | 4.9 |
| Average night temperature (°C) | 0.2 | 0.4 | 1.8 | 6.9 | 12.6 | 17.2 | 20.3 | 19.3 | 16.0 | 10.6 | 3.4 | 1.9 |
| Absolute minimum temperature (°C) | -10.9 | -10.9 | -6.6 | -0.7 | 3.7 | 12.0 | 16.3 | 14.2 | 11.9 | -2.2 | -7.1 | -6.9 |
| 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 | 10.7 | 12.0 | 13.2 | 14.3 | 14.9 | 14.6 | 13.7 | 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) | 4.3 | 7.4 | 7.0 | 9.4 | 11.2 | 12.1 | 12.4 | 10.9 | 10.6 | 7.5 | 8.0 | 5.2 |
| Precipitation (mm) | 130 | 80 | 229 | 94 | 24 | 31 | 82 | 127 | 27 | 73 | 23 | 55 |
| Sunny days | 12 | 16 | 15 | 17 | 18 | 19 | 8 | 13 | 20 | 19 | 23 | 14 |
| Rainy days | 16 | 12 | 15 | 13 | 13 | 11 | 23 | 18 | 10 | 12 | 7 | 17 |
| Snow days | 3 | 0 | 1 | 0 | 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