| Plano, TX | Vienna, VA | United States |
Rainfall | 40.9 | 42.6 | 38.1 |
Snowfall | 1.5 | 21.4 | 27.8 |
Precipitation Days | 80.2 | 116.6 | 106.2 |
Sunny | 229 | 202 | 205 |
Avg. July High | 93.6 | 86.2 | 85.8 |
Avg. Jan. Low | 32.5 | 24.2 | 21.7 |
Comfort Index (higher=better) | 7.2 | 7.3 | 7 |
UV Index | 5.6 | 4 | 4.3 |
Elevation ft. | 666 | 354 | 2443 |