| | Purcellville, VA | Babb, MT | United States |
| Rainfall | 42.1 | 22.7 | 38.1 |
| Snowfall | 21.3 | 101.2 | 27.8 |
| Precipitation Days | 115 | 89.5 | 106.2 |
| Sunny | 195 | 158 | 205 |
| Avg. July High | 86.4 | 76.3 | 85.8 |
| Avg. Jan. Low | 21 | 14 | 21.7 |
| Comfort Index (higher=better) | 7.2 | 6.1 | 7 |
| UV Index | 4 | 3.1 | 4.3 |
| Elevation ft. | 561 | 4514 | 2443 |