| | Milford, DE | Claymont, DE | United States |
| Rainfall | 45.3 | 43.8 | 38.1 |
| Snowfall | 12.2 | 12.6 | 27.8 |
| Precipitation Days | 121.2 | 108.5 | 106.2 |
| Sunny | 200 | 204 | 205 |
| Avg. July High | 86.3 | 86 | 85.8 |
| Avg. Jan. Low | 25.3 | 25.6 | 21.7 |
| Comfort Index (higher=better) | 7.3 | 7.3 | 7 |
| UV Index | 3.9 | 4.1 | 4.3 |
| Elevation ft. | 13 | 75 | 2443 |