coastal destination · warmest in Jul · sea ~29°C in July · mid-range
Open Hilton Head Island on the live value map →| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg °C | 10 | 11 | 15 | 18 | 22 | 26 | 28 | 27 | 25 | 20 | 15 | 11 |
| Sea °C | 16 | 15 | 16 | 19 | 23 | 27 | 29 | 29 | 28 | 24 | 20 | 17 |
| Rain (days) | 99 | 79 | 100 | 76 | 86 | 139 | 147 | 189 | 134 | 80 | 63 | 77 |
Warmest month: Jul. Driest: Nov.