| Sterling, VA | Mahwah, NJ | United States |
Rainfall | 42 | 49.6 | 38.1 |
Snowfall | 21.5 | 26 | 27.8 |
Precipitation Days | 116.2 | 116.5 | 106.2 |
Sunny | 197 | 207 | 205 |
Avg. July High | 85.8 | 81.4 | 85.8 |
Avg. Jan. Low | 23.5 | 16.7 | 21.7 |
Comfort Index (higher=better) | 7.3 | 6.9 | 7 |
UV Index | 4 | 3.8 | 4.3 |
Elevation ft. | 292 | 318 | 2443 |