| | Plains, MT | Chelan, WA | United States |
| Rainfall | 18.9 | 12.4 | 38.1 |
| Snowfall | 39.4 | 33.8 | 27.8 |
| Precipitation Days | 129.5 | 69.4 | 106.2 |
| Sunny | 154 | 196 | 205 |
| Avg. July High | 86 | 86.3 | 85.8 |
| Avg. Jan. Low | 20.9 | 22.3 | 21.7 |
| Comfort Index (higher=better) | 6.6 | 7.1 | 7 |
| UV Index | 3.2 | 2.6 | 4.3 |
| Elevation ft. | 2470 | 1129 | 2443 |