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Weather & Climate
Riverton, Wyoming, United States
Overview
Climate data and monthly weather averages for Riverton.
Key Metrics
Annual Avg
8.2°C
Summer Avg
21.4°C
Winter Avg
-3.4°C
Record High
39.3°C
Record Low
-24.4°C
Annual Precipitation
313.9 mm
Avg Humidity
52%
Summer Humidity
39%
Winter Humidity
64%
Monthly Averages
| Month | High (°C) | Avg (°C) | Low (°C) | Rain (mm) | Humidity (%) | Sunshine (h) | Wind (kph) |
|---|---|---|---|---|---|---|---|
| Jan | 15.1° | -3.5° | -22.9° | 13 | 65% | 65 | 58.2 |
| Feb | 16.8° | -2.7° | -24.4° | 18.5 | 62% | 87 | 60.3 |
| Mar | 22.8° | 2.2° | -18.3° | 26.3 | 57% | 134 | 60.6 |
| Apr | 28.2° | 6.2° | -12.6° | 41.1 | 54% | 165 | 55.2 |
| May | 34.5° | 11.8° | -7.6° | 60.8 | 51% | 198 | 57.1 |
| Jun | 36.9° | 18.6° | 0.8° | 27.3 | 43% | 223 | 50.6 |
| Jul | 39.3° | 23.6° | 5.3° | 19.5 | 37% | 228 | 46.4 |
| Aug | 37.4° | 21.9° | 5.4° | 18 | 37% | 197 | 55.7 |
| Sep | 36.4° | 15.9° | -4.6° | 28.2 | 42% | 152 | 51 |
| Oct | 28.9° | 7.4° | -16.6° | 28.8 | 53% | 106 | 51.4 |
| Nov | 21.7° | 1.1° | -19.9° | 15.3 | 58% | 68 | 55.5 |
| Dec | 12.9° | -4.1° | -22.9° | 17.1 | 66% | 52 | 59 |
Frequently Asked Questions
Sources: NASA POWER · Last updated: 2025
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