| | Camano, WA | Purcellville, VA | United States |
| Rainfall | 20.3 | 42.1 | 38.1 |
| Snowfall | 3.7 | 21.3 | 27.8 |
| Precipitation Days | 138.3 | 115 | 106.2 |
| Sunny | 156 | 195 | 205 |
| Avg. July High | 70.7 | 86.4 | 85.8 |
| Avg. Jan. Low | 37.2 | 21 | 21.7 |
| Comfort Index (higher=better) | 7.3 | 7.2 | 7 |
| UV Index | 2.6 | 4 | 4.3 |
| Elevation ft. | 56 | 561 | 2443 |