| | Felton, PA | Manchester, MD | United States |
| Rainfall | 44.7 | 43.5 | 38.1 |
| Snowfall | 28.6 | 27 | 27.8 |
| Precipitation Days | 120 | 121.6 | 106.2 |
| Sunny | 200 | 202 | 205 |
| Avg. July High | 85.2 | 86.1 | 85.8 |
| Avg. Jan. Low | 21.5 | 21.1 | 21.7 |
| Comfort Index (higher=better) | 7.2 | 7.2 | 7 |
| UV Index | 3.9 | 3.8 | 4.3 |
| Elevation ft. | 545 | 988 | 2443 |