| Lake Dallas, TX | Rockville, MD | United States |
Rainfall | 38 | 42 | 38 |
Snowfall | 1 | 18 | 28 |
Precipitation | 74 | 112 | 106 |
Sunny | 232 | 203 | 205 |
Avg. July High | 95 | 85 | 86 |
Avg. Jan. Low | 33 | 25 | 22 |
Comfort Index (higher=better) | 7.2 | 7.4 | 7 |
UV Index | 5.6 | 4.1 | 4.3 |
Elevation | 574 | 456 | 2443 |