| | Wilsonville, OR | Grand Ronde, OR | United States |
| Rainfall | 42.8 | 54 | 38.1 |
| Snowfall | 1.5 | 4.3 | 27.8 |
| Precipitation Days | 147.3 | 144.9 | 106.2 |
| Sunny | 141 | 157 | 205 |
| Avg. July High | 81.7 | 78.3 | 85.8 |
| Avg. Jan. Low | 36.1 | 35.3 | 21.7 |
| Comfort Index (higher=better) | 7.5 | 7.3 | 7 |
| UV Index | 2.8 | 3 | 4.3 |
| Elevation ft. | 151 | 338 | 2443 |