| Dale City, VA | Clinton, MD | United States |
Rainfall | 42.1 | 43.8 | 38.1 |
Snowfall | 15.8 | 15.3 | 27.8 |
Precipitation Days | 115 | 108.4 | 106.2 |
Sunny | 201 | 205 | 205 |
Avg. July High | 87.1 | 87.6 | 85.8 |
Avg. Jan. Low | 26.3 | 25.5 | 21.7 |
Comfort Index (higher=better) | 7.4 | 7.4 | 7 |
UV Index | 4 | 4.3 | 4.3 |
Elevation ft. | 233 | 249 | 2443 |