| | Helena, MT | East Williston, NY | United States |
| Rainfall | 12.6 | 46.2 | 38.1 |
| Snowfall | 42.1 | 22.6 | 27.8 |
| Precipitation Days | 89.6 | 124 | 106.2 |
| Sunny | 189 | 173 | 205 |
| Avg. July High | 83.4 | 82.7 | 85.8 |
| Avg. Jan. Low | 13.8 | 24.6 | 21.7 |
| Comfort Index (higher=better) | 6.6 | 7.2 | 7 |
| UV Index | 3.9 | 3.6 | 4.3 |
| Elevation ft. | 4045 | 118 | 2443 |