Sapelo Island water temperature
Sapelo Island, Lower Duplin · Sea/Coast
The current water temperature at Sapelo Island is 29.0 °C (as of September 20, 2026, source: NOAA NERRS SWMP).
The sea lags the air by weeks: the warmest water often arrives after the warmest days. Measured buoy values show this honestly.
Measurement series & statistics
This measurement series includes 65 data points since September 1, 2026.
Lowest recorded value: 28.6 °C on September 18, 2026 · highest value: 31.1 °C on September 7, 2026.
In September, temperatures have ranged between 28.6 °C and 31.1 °C.
The current value is 0.9 °C below the September average of this series.
Nearby waters
More measuring points: Sapelo Island
Frequently asked questions
Can you swim at Sapelo Island right now?
The current water temperature is 29.0 °C. See live swimming conditions, weather and quality in the BrrChecker app.
How warm is the water at Sapelo Island?
Currently 29.0 °C (updated continuously).
How warm is at Sapelo Island in September?
In September, the water temperature recently averaged 29.9 °C.
