| | Chester, CT | Wethersfield, CT | United States |
| Rainfall | 50.4 | 49.8 | 38.1 |
| Snowfall | 30.3 | 37.8 | 27.8 |
| Precipitation Days | 114.3 | 108.9 | 106.2 |
| Sunny | 192 | 190 | 205 |
| Avg. July High | 84.4 | 84 | 85.8 |
| Avg. Jan. Low | 19.1 | 17.8 | 21.7 |
| Comfort Index (higher=better) | 7.2 | 7.1 | 7 |
| UV Index | 3.4 | 3.3 | 4.3 |
| Elevation ft. | 16 | 43 | 2443 |