| Hilton Head Island, SC | Cathlamet, WA | United States |
Rainfall | 48.1 | 78.8 | 38.1 |
Snowfall | 0.1 | 4 | 27.8 |
Precipitation Days | 103.4 | 183.4 | 106.2 |
Sunny | 215 | 128 | 205 |
Avg. July High | 90.8 | 75.6 | 85.8 |
Avg. Jan. Low | 39.2 | 34 | 21.7 |
Comfort Index (higher=better) | 7.1 | 7 | 7 |
UV Index | 5.5 | 2.9 | 4.3 |
Elevation ft. | 10 | 62 | 2443 |