Water Temperature in Charleston
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The current water temperature in Charleston is
Source: Long Bay Observation System - Apache Pier Water Quality & Weather Station
We couldn't load the live water temperature right now. Check our live surf cams for current conditions.
What This Means
The ocean temperature in Charleston changes with the seasons. In winter it can drop into the 50s°F; in summer it often reaches the low 80s°F. The data above comes from the CCU APAC buoy offshore of Charleston and is updated throughout the day.
Wetsuit Guide by Water Temperature
| Water Temp | Wetsuit |
|---|---|
| >72°F | Rashguard or swimsuit |
| 65°-75°F | 0.5 mm - 2/1 mm shorty |
| 62°-68°F | 2 mm - 3/2 mm full suit |
| 58°-63°F | 3/2 mm - 4/3 mm full suit + boots |
| 52°-58°F | 4/3 mm - 5/4/3 mm full suit + boots + gloves + hood |
| <52°F | 6/5 mm full suit + boots + gloves + hood |
Year-Round Averages
Typical Charleston water temperatures by season:
- Winter (Dec-Feb): ~51-58°F
- Spring (Mar-May): ~57-73°F
- Summer (Jun-Aug): ~79-83°F
- Fall (Sep-Nov): ~64-81°F
More Resources
- Live surf cams - see current conditions
- Tropical weather outlook