| Casper, WY | Butte-Silver Bow, MT | United States |
Rainfall | 13 | 13 | 38 |
Snowfall | 70 | 54 | 28 |
Precipitation | 79 | 104 | 106 |
Sunny | 220 | 186 | 205 |
Avg. July High | 88 | 81 | 86 |
Avg. Jan. Low | 15 | 10 | 22 |
Comfort Index (higher=better) | 6.8 | 6.2 | 7 |
UV Index | 4.9 | 3.7 | 4.3 |
Elevation | 5105 | 5817 | 2443 |