| Vienna, VA | Danville, VA | United States |
Rainfall | 42.6 | 44.8 | 38.1 |
Snowfall | 21.4 | 5.3 | 27.8 |
Precipitation Days | 116.6 | 116.7 | 106.2 |
Sunny | 202 | 221 | 205 |
Avg. July High | 86.2 | 88.1 | 85.8 |
Avg. Jan. Low | 24.2 | 26.5 | 21.7 |
Comfort Index (higher=better) | 7.3 | 7.4 | 7 |
UV Index | 4 | 4.4 | 4.3 |
Elevation ft. | 354 | 505 | 2443 |