| | Colchester, CT | Tolland, CT | United States |
| Rainfall | 50.5 | 49.4 | 38.1 |
| Snowfall | 34.5 | 45.3 | 27.8 |
| Precipitation Days | 117.7 | 126.7 | 106.2 |
| Sunny | 190 | 190 | 205 |
| Avg. July High | 83.2 | 80.3 | 85.8 |
| Avg. Jan. Low | 17.1 | 15.5 | 21.7 |
| Comfort Index (higher=better) | 7 | 6.8 | 7 |
| UV Index | 3.3 | 3.6 | 4.3 |
| Elevation ft. | 466 | 663 | 2443 |