| Siesta Key, FL | Dulles Town Center, VA | United States |
Rainfall | 53 | 42 | 38 |
Snowfall | 0 | 22 | 28 |
Precipitation | 106 | 116 | 106 |
Sunny | 251 | 197 | 205 |
Avg. July High | 90 | 86 | 86 |
Avg. Jan. Low | 52 | 24 | 22 |
Comfort Index (higher=better) | 6.8 | 7.3 | 7 |
UV Index | 6.7 | 4 | 4.3 |
Elevation | 3 | 318 | 2443 |