| | Altadena, CA | Mason, MI | United States |
| Rainfall | 22.5 | 34 | 38.1 |
| Snowfall | 0 | 43.6 | 27.8 |
| Precipitation Days | 37.4 | 130.7 | 106.2 |
| Sunny | 287 | 177 | 205 |
| Avg. July High | 86.4 | 82.2 | 85.8 |
| Avg. Jan. Low | 46.7 | 16.8 | 21.7 |
| Comfort Index (higher=better) | 9.1 | 6.7 | 7 |
| UV Index | 6.2 | 3.2 | 4.3 |
| Elevation ft. | 1358 | 915 | 2443 |