| | Foothill Farms, CA | Grand Prairie, TX | United States |
| Rainfall | 21.1 | 39 | 38.1 |
| Snowfall | 0 | 1.2 | 27.8 |
| Precipitation Days | 59.6 | 78.3 | 106.2 |
| Sunny | 263 | 234 | 205 |
| Avg. July High | 93.9 | 94.7 | 85.8 |
| Avg. Jan. Low | 39.1 | 34.6 | 21.7 |
| Comfort Index (higher=better) | 8.2 | 7.1 | 7 |
| UV Index | 5.2 | 5.7 | 4.3 |
| Elevation ft. | 128 | 515 | 2443 |