Updated
Sullivan's Island Beach
Beach · Charleston, South Carolina
Comfortable for a swim today
Good to swimComfortable for a swim today: water temperature is 71°F, within the comfortable 70–86°F range.
- Water temp 71°F (22°C)
Live data from NOAA buoy CHTS1 (5.3 mi away), as of Oct 20, 5:18 AM UTC.
Why, sources & official advisories
- Water temperature is 71°F, within the comfortable 70–86°F range. — NOAA buoy CHTS1, as of Oct 20, 5:18 AM UTC
No official beach-advisory feed for South Carolina yet — follow posted signs and local guidance.
Get an email when it’s warm enough
It’s 71°F at Sullivan's Island Beach now. We check the water daily and email you once when it reaches your temperature.
Spacious, sandy beach with a quiet vibe, a wooden boardwalk & a square-shaped lighthouse.
Things to Do Near Sullivan's Island Beach
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Weather at Sullivan's Island Beach
61°F, Clear · H 73° / L 58° · 2% chance of rain3-day forecast
Frequently asked questions
- Where is Sullivan's Island Beach?
- Sullivan's Island Beach is a beach in Charleston, South Carolina.
- What is the water temperature at Sullivan's Island Beach?
- As of October 20, 2026, the water temperature at Sullivan's Island Beach in Charleston, South Carolina is 71°F (22°C), measured by NOAA buoy CHTS1, 5.3 miles away.
- Can you swim at Sullivan's Island Beach?
- Comfortable for a swim today: water temperature is 71°F, within the comfortable 70–86°F range. Checked October 20, 2026.
- How is Sullivan's Island Beach rated?
- Sullivan's Island Beach in Charleston, South Carolina has an average visitor rating of 4.7 out of 5, based on 1732 reviews.
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Location & Contact
Charleston, SC 29482
Charleston, South Carolina 29482
🏖️ Best times & visiting tips
- ›Arrive early for best parking and beach spot selection
- ›Check for lifeguard schedules and swim only in designated areas
- ›Bring reef-safe sunscreen to protect marine life
- ›Watch for beach flags indicating water conditions
Features & amenities
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