| Centennial, CO | McLean, VA | United States |
Rainfall | 17.9 | 43.8 | 38.1 |
Snowfall | 72.6 | 20.1 | 27.8 |
Precipitation Days | 78 | 117 | 106.2 |
Sunny | 245 | 203 | 205 |
Avg. July High | 87.5 | 86 | 85.8 |
Avg. Jan. Low | 18 | 24.5 | 21.7 |
Comfort Index (higher=better) | 7.3 | 7.3 | 7 |
UV Index | 5.2 | 4 | 4.3 |
Elevation ft. | 5833 | 285 | 2443 |