| | New Providence, NJ | Lanham, MD | United States |
| Rainfall | 50.5 | 43.4 | 38.1 |
| Snowfall | 24.1 | 14.8 | 27.8 |
| Precipitation Days | 118.5 | 108.5 | 106.2 |
| Sunny | 203 | 203 | 205 |
| Avg. July High | 85.9 | 87.9 | 85.8 |
| Avg. Jan. Low | 19.7 | 24.1 | 21.7 |
| Comfort Index (higher=better) | 7.2 | 7.3 | 7 |
| UV Index | 3.8 | 4.3 | 4.3 |
| Elevation ft. | 226 | 151 | 2443 |