| CLIMATE | Hilton Head Island | Carlsbad | United States |
| Rainfall (in.) | 52.1 | 10.3 | 36.5 |
| Snowfall (in.) | 0.1 | 0 | 25 |
| Precipitation Days | 104 | 35 | 100 |
| Sunny Days | 215 | 263 | 205 |
| Avg. July High | 89 | 72 | 86.5 |
| Avg. Jan. Low | 38.7 | 44.5 | 20.5 |
| Comfort Index (higher=better) | 33 | 46 | 44 |
| UV Index | 5.5 | 5.9 | 4.3 |
| Elevation ft. | 9 | 171 | 1,443 |
