| | Stevensville, MT | Plains, MT | United States |
| Rainfall | 12.3 | 18.9 | 38.1 |
| Snowfall | 36.1 | 39.4 | 27.8 |
| Precipitation Days | 105.8 | 129.5 | 106.2 |
| Sunny | 156 | 154 | 205 |
| Avg. July High | 85.4 | 86 | 85.8 |
| Avg. Jan. Low | 18.5 | 20.9 | 21.7 |
| Comfort Index (higher=better) | 6.8 | 6.6 | 7 |
| UV Index | 3 | 3.2 | 4.3 |
| Elevation ft. | 3323 | 2470 | 2443 |