| | Downey, CA | Gresham, OR | United States |
| Rainfall | 14.1 | 56.1 | 38.1 |
| Snowfall | 0 | 3.3 | 27.8 |
| Precipitation Days | 28.2 | 164 | 106.2 |
| Sunny | 287 | 144 | 205 |
| Avg. July High | 84.6 | 80.4 | 85.8 |
| Avg. Jan. Low | 46 | 33.8 | 21.7 |
| Comfort Index (higher=better) | 9.3 | 7.3 | 7 |
| UV Index | 6.2 | 3 | 4.3 |
| Elevation ft. | 118 | 318 | 2443 |