| Helena, MT | Green River, WY | United States |
Rainfall | 12.6 | 9.1 | 38.1 |
Snowfall | 42.1 | 39.4 | 27.8 |
Precipitation Days | 89.6 | 70.8 | 106.2 |
Sunny | 189 | 235 | 205 |
Avg. July High | 83.4 | 86.8 | 85.8 |
Avg. Jan. Low | 13.8 | 8.5 | 21.7 |
Comfort Index (higher=better) | 6.6 | 6.9 | 7 |
UV Index | 3.9 | 4.6 | 4.3 |
Elevation ft. | 4045 | 6115 | 2443 |