| | Seattle, WA | Gaston, OR | United States |
| Rainfall | 38 | 42.3 | 38.1 |
| Snowfall | 4.6 | 3.5 | 27.8 |
| Precipitation Days | 155.3 | 156.4 | 106.2 |
| Sunny | 152 | 144 | 205 |
| Avg. July High | 75.8 | 81.1 | 85.8 |
| Avg. Jan. Low | 37 | 34.3 | 21.7 |
| Comfort Index (higher=better) | 7.5 | 7.4 | 7 |
| UV Index | 2.6 | 3 | 4.3 |
| Elevation ft. | 177 | 190 | 2443 |