| Discovery Bay, CA | Hilton Head Island, SC | United States |
Rainfall | 15 | 48 | 38 |
Snowfall | 0 | 0 | 28 |
Precipitation | 56 | 103 | 106 |
Sunny | 259 | 215 | 205 |
Avg. July High | 93 | 91 | 86 |
Avg. Jan. Low | 39 | 39 | 22 |
Comfort Index (higher=better) | 8.4 | 7.1 | 7 |
UV Index | 5.4 | 5.5 | 4.3 |
Elevation | 7 | 10 | 2443 |