| Troy, MT | Billings, MT | United States |
Rainfall | 22 | 14.2 | 38.1 |
Snowfall | 44.4 | 46.3 | 27.8 |
Precipitation Days | 132.4 | 88.3 | 106.2 |
Sunny | 150 | 205 | 205 |
Avg. July High | 84.3 | 88.3 | 85.8 |
Avg. Jan. Low | 20.6 | 15.8 | 21.7 |
Comfort Index (higher=better) | 6.5 | 7 | 7 |
UV Index | 3 | 3.8 | 4.3 |
Elevation ft. | 1890 | 3123 | 2443 |