| | Colonial Beach, VA | Yarrow Point, WA | United States |
| Rainfall | 44.5 | 37.9 | 38.1 |
| Snowfall | 15.7 | 5 | 27.8 |
| Precipitation Days | 115.6 | 152.7 | 106.2 |
| Sunny | 208 | 155 | 205 |
| Avg. July High | 89.4 | 75.7 | 85.8 |
| Avg. Jan. Low | 26.7 | 37 | 21.7 |
| Comfort Index (higher=better) | 7.3 | 7.5 | 7 |
| UV Index | 4.1 | 2.6 | 4.3 |
| Elevation ft. | 7 | 121 | 2443 |