| | Centralia, WA | Onalaska, WA | United States |
| Rainfall | 49.6 | 56.3 | 38.1 |
| Snowfall | 5.6 | 4.1 | 27.8 |
| Precipitation Days | 166.7 | 178 | 106.2 |
| Sunny | 136 | 138 | 205 |
| Avg. July High | 77.8 | 78.2 | 85.8 |
| Avg. Jan. Low | 34.7 | 33.4 | 21.7 |
| Comfort Index (higher=better) | 7.2 | 7 | 7 |
| UV Index | 2.5 | 2.5 | 4.3 |
| Elevation ft. | 187 | 489 | 2443 |