| South Riding, VA | Chester, VA | United States |
Rainfall | 43 | 45 | 38 |
Snowfall | 22 | 7 | 28 |
Precipitation | 120 | 115 | 106 |
Sunny | 197 | 205 | 205 |
Avg. July High | 88 | 90 | 86 |
Avg. Jan. Low | 24 | 29 | 22 |
Comfort Index (higher=better) | 7.2 | 7.4 | 7 |
UV Index | 4 | 4.6 | 4.3 |
Elevation | 325 | 174 | 2443 |