| Duncanville, TX | McKinney, TX | United States |
Rainfall | 40.4 | 41.1 | 38.1 |
Snowfall | 0.6 | 1.6 | 27.8 |
Precipitation Days | 82 | 79.8 | 106.2 |
Sunny | 231 | 229 | 205 |
Avg. July High | 94.8 | 93.2 | 85.8 |
Avg. Jan. Low | 34.2 | 32 | 21.7 |
Comfort Index (higher=better) | 7.2 | 7.2 | 7 |
UV Index | 5.7 | 5.6 | 4.3 |
Elevation ft. | 725 | 630 | 2443 |