| Fairfax, VA | Harpers Ferry, WV | United States |
Rainfall | 43 | 40 | 38 |
Snowfall | 22 | 20 | 28 |
Precipitation | 119 | 115 | 106 |
Sunny | 198 | 201 | 205 |
Avg. July High | 86 | 86 | 86 |
Avg. Jan. Low | 24 | 21 | 22 |
Comfort Index (higher=better) | 7.3 | 7.3 | 7 |
UV Index | 4.3 | 3.9 | 4.3 |
Elevation | 433 | 489 | 2443 |