| | Big Sky, MT | Takoma Park, MD | United States |
| Rainfall | 20.2 | 43.7 | 38.1 |
| Snowfall | 46.1 | 13.1 | 27.8 |
| Precipitation Days | 123.6 | 113.5 | 106.2 |
| Sunny | 187 | 197 | 205 |
| Avg. July High | 77.9 | 88.3 | 85.8 |
| Avg. Jan. Low | 7.6 | 25.1 | 21.7 |
| Comfort Index (higher=better) | 6 | 7.3 | 7 |
| UV Index | 3.8 | 4.1 | 4.3 |
| Elevation ft. | 7218 | 292 | 2443 |