Sullivan's Island Beach Water Temperature
21.1°C / 70.0°F
The sea at Sullivan's Island Beach feels tepid so don't forget to pack your wetsuit!
Average Sea Temp for Sullivan's Island Beach
The chart and table below are the sea temperature averages for Sullivan's Island Beach calculated from over twenty years of oceanographic data. As above the water temperatures given are for sea surface temperature (SST) which is most relevant to recreational users.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| °C | 21 | 20 | 20 | 21 | 23 | 26 | 28 | 28 | 28 | 25 | 23 | 22 |
| °F | 69 | 68 | 68 | 69 | 74 | 80 | 83 | 83 | 82 | 78 | 73 | 71 |
Charleston
South Carolina
USA
Beaches nearby
- Cummings Point (2.1 mi)
- Grice Beach (3.1 mi)
- Isle of Palms Beach (3.8 mi)
- Sunrise Park Beach (4.3 mi)
- Folly Beach (8.1 mi)
- Capers Island Boneyard (11 mi)
- Kiawah Beachwalker Park (20 mi)
- Seabrook Island Beach (23.8 mi)