| | New Windsor, MD | Aberdeen, MD | United States |
| Rainfall | 42.5 | 46.6 | 38.1 |
| Snowfall | 25.7 | 14.3 | 27.8 |
| Precipitation Days | 112.9 | 120.3 | 106.2 |
| Sunny | 205 | 208 | 205 |
| Avg. July High | 86.4 | 88.2 | 85.8 |
| Avg. Jan. Low | 21 | 24.6 | 21.7 |
| Comfort Index (higher=better) | 7.3 | 7.2 | 7 |
| UV Index | 3.8 | 3.9 | 4.3 |
| Elevation ft. | 472 | 79 | 2443 |