| | Port Royal, SC | Brunswick, GA | United States |
| Rainfall | 47.7 | 48.3 | 38.1 |
| Snowfall | 0.1 | 0.1 | 27.8 |
| Precipitation Days | 104.5 | 101.9 | 106.2 |
| Sunny | 211 | 220 | 205 |
| Avg. July High | 91.1 | 91.1 | 85.8 |
| Avg. Jan. Low | 39.1 | 42.1 | 21.7 |
| Comfort Index (higher=better) | 7.2 | 7.1 | 7 |
| UV Index | 5.5 | 5.4 | 4.3 |
| Elevation ft. | 23 | 10 | 2443 |