| | Roy, WA | Goodyear, AZ | United States |
| Rainfall | 45.7 | 9.1 | 38.1 |
| Snowfall | 6.2 | 0.1 | 27.8 |
| Precipitation Days | 161 | 30 | 106.2 |
| Sunny | 142 | 294 | 205 |
| Avg. July High | 75.7 | 106.6 | 85.8 |
| Avg. Jan. Low | 35 | 40.5 | 21.7 |
| Comfort Index (higher=better) | 7.1 | 7.3 | 7 |
| UV Index | 2.6 | 6.4 | 4.3 |
| Elevation ft. | 325 | 968 | 2443 |