| | North Londonderry, PA | Silver Spring, PA | United States |
| Rainfall | 42.8 | 42.7 | 38.1 |
| Snowfall | 24.9 | 26.2 | 27.8 |
| Precipitation Days | 120.6 | 123.6 | 106.2 |
| Sunny | 197 | 196 | 205 |
| Avg. July High | 84.6 | 85.3 | 85.8 |
| Avg. Jan. Low | 21.2 | 21.7 | 21.7 |
| Comfort Index (higher=better) | 7.1 | 7.1 | 7 |
| UV Index | 3.8 | 4 | 4.3 |
| Elevation ft. | 518 | 444 | 2443 |