| | Pasadena, CA | Irving, TX | United States |
| Rainfall | 21.4 | 37.4 | 38.1 |
| Snowfall | 0 | 1.2 | 27.8 |
| Precipitation Days | 39.7 | 79.1 | 106.2 |
| Sunny | 286 | 233 | 205 |
| Avg. July High | 87.5 | 95.2 | 85.8 |
| Avg. Jan. Low | 45.1 | 35.7 | 21.7 |
| Comfort Index (higher=better) | 9.1 | 7 | 7 |
| UV Index | 6.2 | 5.7 | 4.3 |
| Elevation ft. | 863 | 482 | 2443 |