| Coppell, TX | Napa, CA | United States |
Rainfall | 37.6 | 27.3 | 38.1 |
Snowfall | 1 | 0 | 27.8 |
Precipitation Days | 77.3 | 68.6 | 106.2 |
Sunny | 229 | 260 | 205 |
Avg. July High | 95.3 | 82.4 | 85.8 |
Avg. Jan. Low | 35.4 | 37.7 | 21.7 |
Comfort Index (higher=better) | 7 | 8.4 | 7 |
UV Index | 5.7 | 5.4 | 4.3 |
Elevation ft. | 518 | 20 | 2443 |