| | Yucaipa, CA | El Cajon, CA | United States |
| Rainfall | 22.9 | 14.1 | 38.1 |
| Snowfall | 0.7 | 0 | 27.8 |
| Precipitation Days | 39.7 | 39.5 | 106.2 |
| Sunny | 283 | 260 | 205 |
| Avg. July High | 97.8 | 86.1 | 85.8 |
| Avg. Jan. Low | 39.3 | 43.7 | 21.7 |
| Comfort Index (higher=better) | 8.1 | 9.1 | 7 |
| UV Index | 5.7 | 5.9 | 4.3 |
| Elevation ft. | 2618 | 433 | 2443 |