Average annual temperature is 9.6 °C
Absolute maximum temperature: 32.1 °C
Absolute minimum temperature: -14.5 °C
Number of sunny days: 165 days
Number of rainy days: 168 days
Number of snow days: 32 days
Look at detailed online map of Riverton (historical)
* Weather data for Riverton (historical) 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) | 6.1 | 11.5 | 11.8 | 25.8 | 29.7 | 32.1 | 30.3 | 28.4 | 30.2 | 26.9 | 15.7 | 13.5 |
| Average daytime temperature (°C) | 1.4 | 1.8 | 4.8 | 13.1 | 19.2 | 24.1 | 25.2 | 24.4 | 22.4 | 14.5 | 7.2 | 5.4 |
| Average temperature (°C) | -1.0 | -1.8 | 0.5 | 7.6 | 13.6 | 18.6 | 20.8 | 19.8 | 17.6 | 11.4 | 4.2 | 2.8 |
| Average night temperature (°C) | -2.8 | -5.1 | -2.8 | 3.1 | 8.5 | 13.8 | 16.9 | 15.9 | 13.9 | 9.1 | 1.4 | 0.7 |
| Absolute minimum temperature (°C) | -12.8 | -14.5 | -9.1 | -4.6 | 1.1 | 7.4 | 13.2 | 8.4 | 7.2 | 0.5 | -6.9 | -3.9 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 15.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.3 | 10.5 | 11.9 | 13.4 | 14.7 | 15.4 | 15.1 | 14.0 | 12.5 | 11.0 | 9.7 | 9.0 |
| Daylight minimum duration (h) | 8.0 | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 8.0 |
| Sunshine mean duration (h) | 2.6 | 5.8 | 7.0 | 9.0 | 10.4 | 11.8 | 12.9 | 11.2 | 9.7 | 5.5 | 5.8 | 3.6 |
| Precipitation (mm) | 63 | 85 | 81 | 76 | 62 | 45 | 65 | 192 | 37 | 118 | 58 | 53 |
| Sunny days | 9 | 12 | 11 | 14 | 20 | 22 | 14 | 15 | 17 | 5 | 14 | 12 |
| Rainy days | 14 | 8 | 13 | 15 | 11 | 8 | 17 | 16 | 13 | 26 | 12 | 15 |
| Snow days | 8 | 8 | 7 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 4 |
The best time to visit Riverton (historical) during the most sunny months:
Months with the longest average daylight duration in Riverton (historical):
The largest precipitation sum in Riverton (historical) is at