| Chantilly, VA | Collierville, TN | United States |
Rainfall | 43 | 55 | 38 |
Snowfall | 22 | 2 | 28 |
Precipitation | 120 | 106 | 106 |
Sunny | 197 | 216 | 205 |
Avg. July High | 86 | 91 | 86 |
Avg. Jan. Low | 24 | 29 | 22 |
Comfort Index (higher=better) | 7.3 | 7.1 | 7 |
UV Index | 4 | 4.8 | 4.3 |
Elevation | 325 | 381 | 2443 |