| | Manalapan, NJ | Watchung, NJ | United States |
| Rainfall | 47.5 | 50.1 | 38.1 |
| Snowfall | 24.7 | 24 | 27.8 |
| Precipitation Days | 122 | 118.3 | 106.2 |
| Sunny | 209 | 204 | 205 |
| Avg. July High | 85.5 | 86.1 | 85.8 |
| Avg. Jan. Low | 22.1 | 20.1 | 21.7 |
| Comfort Index (higher=better) | 7.2 | 7.2 | 7 |
| UV Index | 3.6 | 3.6 | 4.3 |
| Elevation ft. | 154 | 180 | 2443 |