Atlantic water temperature

Atlantic, Misquamicut Beach · Sea/Coast

The current water temperature at Atlantic is 21.5 °C (as of September 1, 2026, source: Open-Meteo marine model).

The sea lags the air by weeks: the warmest water often arrives after the warmest days. Measured buoy values show this honestly.

21.5 °C

Measured: September 1, 2026 · continuously updated

💧 Water 21.5° · ☀️ Air 21.3° · high today 22.3°

Temperature trend of recent weeks

Water quality

Official EPA rating: excellent

Measurement series & statistics

This measurement series includes 589 data points since July 3, 2026.

Lowest recorded value: 17.6 °C on July 4, 2026 · highest value: 23.7 °C on August 7, 2026.

Nearby waters

Atlantic, Block Island / Crescent Beach · 22.9 km away22.1 °C Poquonnock River at Bluff Point State Park, Connecticut · 23.2 km away25.3 °C Atlantic, New London · 28.7 km away22.4 °C Atlantic, New London, CT · 28.7 km away22.7 °C Atlantic, Montauk · 34.9 km away21.8 °C

More measuring points: Atlantic

South Port Everglades39.3 °C Trout Cove, FL33.4 °C Johnson Key, FL33.1 °C Middle Key, FL32.9 °C Taylor River, FL32.8 °C Bob Allen, FL32.6 °C

Frequently asked questions

Can you swim at Atlantic right now?
The current water temperature is 21.5 °C. See live swimming conditions, weather and quality in the BrrChecker app.

How warm is the water at Atlantic?
Currently 21.5 °C (updated continuously).

How is the water quality at Atlantic?
The official classification is: excellent.

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