| | Harlowton, MT | Oroville, WA | United States |
| Rainfall | 13.6 | 14.8 | 38.1 |
| Snowfall | 43.2 | 56.5 | 27.8 |
| Precipitation Days | 73.3 | 93.8 | 106.2 |
| Sunny | 196 | 189 | 205 |
| Avg. July High | 82.9 | 87.5 | 85.8 |
| Avg. Jan. Low | 12.3 | 21.3 | 21.7 |
| Comfort Index (higher=better) | 6.8 | 6.9 | 7 |
| UV Index | 3.7 | 3.1 | 4.3 |
| Elevation ft. | 4206 | 938 | 2443 |