| | Elkton, MD | Westerly, RI | United States |
| Rainfall | 45.1 | 48 | 38.1 |
| Snowfall | 14.8 | 27 | 27.8 |
| Precipitation Days | 115.1 | 120.2 | 106.2 |
| Sunny | 200 | 206 | 205 |
| Avg. July High | 86.9 | 79.6 | 85.8 |
| Avg. Jan. Low | 23.9 | 21.5 | 21.7 |
| Comfort Index (higher=better) | 7.3 | 7.1 | 7 |
| UV Index | 4 | 3.6 | 4.3 |
| Elevation ft. | 26 | 36 | 2443 |