| | Nichols Hills, OK | Covina, CA | United States |
| Rainfall | 35.1 | 18.3 | 38.1 |
| Snowfall | 5.4 | 0 | 27.8 |
| Precipitation Days | 81.1 | 35.9 | 106.2 |
| Sunny | 235 | 288 | 205 |
| Avg. July High | 93.5 | 87.9 | 85.8 |
| Avg. Jan. Low | 27.1 | 43.8 | 21.7 |
| Comfort Index (higher=better) | 7.3 | 9.1 | 7 |
| UV Index | 5.1 | 6.2 | 4.3 |
| Elevation ft. | 1217 | 558 | 2443 |