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Average water temperature in Hilton Head Island

The mean water temperature over the year in Hilton Head Island (South Carolina), the United States of America.


  • On average, August has the warmest water temperature with 29°C.
  • On average, February has the coldest water temperature with 14°C.

Forecast for Hilton Head Island (SC)

Fri   Nov 22
14°C | 7°C
NW 29 km/h
almost clear and no rain

almost clear and no rain

Sat   Nov 23
16°C | 5°C
NW 14 km/h
clear and no rain

clear and no rain

Sun   Nov 24
19°C | 7°C
S 11 km/h
clear and no rain

clear and no rain

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