Atlantic water temperature

Atlantic, Arcachon, Jetee Thiers · Sea/Coast

The current water temperature at Atlantic is 20.7 °C (as of September 20, 2026, source: Atlasanté).

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

20.7 °C

Measured: September 20, 2026 · continuously updated

💧 Water 20.7° · ☀️ Air 18.9° · high today 20.6°

Temperature trend of recent weeks

Atlantic — Photo: Marc Ryckaert (MJJR) · CC BY 3.0 · Wikimedia Commons

Water quality

EU classification: excellent

Measurement series & statistics

This measurement series includes 590 data points since July 22, 2026.

Lowest recorded value: 20.5 °C on September 20, 2026 · highest value: 26.2 °C on August 19, 2026.

In September, temperatures have ranged between 20.5 °C and 23.5 °C.

The current value is 1.5 °C below the September average of this series.

Nearby waters

Atlantic, Arcachon · 0.7 km away20.7 °C Atlantic, Arcachon, Pereire · 2.6 km away20.7 °C Atlantic, Arcachon, Le Moulleau · 3.9 km away20.7 °C Atlantic, Gujan-Mestras, La Hume · 4.7 km away20.7 °C Atlantic, Lege-Cap-Ferret, Belisaire · 5.7 km away20.7 °C

More measuring points: Atlantic

South Port Everglades35.4 °C Trident Pier, Port Canaveral32.9 °C Taylor River, FL31.4 °C Garfield Bight, FL31.2 °C Johnson Key, FL31.0 °C Satan Shoal, FL (244)30.9 °C

Frequently asked questions

Can you swim at Atlantic right now?
The current water temperature is 20.7 °C. See live swimming conditions, weather and quality in the BrrChecker app.

How warm is the water at Atlantic?
Currently 20.7 °C (updated continuously).

How warm is at Atlantic in September?
In September, the water temperature recently averaged 22.2 °C.

When is the water warmest at Atlantic?
Across the measurement record, August is on average the warmest month (24.7 °C).

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

← All waters · Warmest beaches & coasts today · Water temperature in France