Can you swim here today?
Cooper River
Mt Pleasant, South Carolina · River
Comfortable for a swim today
Good to swimAs of October 20, 2026, the water temperature at Cooper River is 71°F (22°C), measured by USGS gauge 021720712, 1.2 miles away.
Comfortable for a swim today: water temperature is 71°F, within the comfortable 70–86°F range.
- Water temperature is 71°F, within the comfortable 70–86°F range. — USGS gauge 021720712, as of Oct 20, 6:00 AM gauge-local time
Water temp
71°F
22°C
Gage height
20.24 ft
water level
No official beach-advisory feed for South Carolina yet — follow posted signs and local guidance.
Live, provisional data from USGS gauge COOPER RIVER AT S. ADGERS WHARF AT CHARLESTON, SC (1.2 mi away), as of Oct 20, 6:00 AM gauge-local time.
Before you get in
- Never swim alone — and keep weaker swimmers within arm's reach.
- Scout depth and entry/exit points before you get in.
- Read the current: avoid fast, rising, or murky water.
- Check the forecast — get out well before storms or lightning.
- Obey posted signs, flags, and lifeguard guidance.
Read next
Conditions are for general information only and can change quickly. Always judge the water in person and follow posted advisories and local guidance before swimming or paddling.