| | North Haven, CT | Prospect, CT | United States |
| Rainfall | 48.2 | 51.7 | 38.1 |
| Snowfall | 31.3 | 44.1 | 27.8 |
| Precipitation Days | 107.9 | 122.7 | 106.2 |
| Sunny | 204 | 204 | 205 |
| Avg. July High | 83.6 | 80.9 | 85.8 |
| Avg. Jan. Low | 19.6 | 12.5 | 21.7 |
| Comfort Index (higher=better) | 7.2 | 6.7 | 7 |
| UV Index | 3.5 | 3.5 | 4.3 |
| Elevation ft. | 39 | 860 | 2443 |