BrrChecker

Atlantic water temperature

Atlantic, Maragogi · Sea/Coast

The current water temperature at Atlantic is 27.7 °C (as of September 20, 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.

27.7 °C
Measured: September 20, 2026 · continuously updated
💧 Water 27.7° · ☀️ Air 23.8° · high today 26.9°
Temperature trend of recent weeks
Atlantic
Photo: Marinelson Almeida - Traveling through Brazil from Niteroi, Brasil · CC BY 2.0 · Wikimedia Commons

Measurement series & statistics

This measurement series includes 609 data points since July 22, 2026.

Lowest recorded value: 26.6 °C on July 22, 2026 · highest value: 28.2 °C on September 7, 2026.

In September, temperatures have ranged between 27.4 °C and 28.2 °C.

The current value is 0.1 °C below the September average of this series.

Nearby waters

More measuring points: Atlantic

Frequently asked questions

Can you swim at Atlantic right now?
The current water temperature is 27.7 °C. See live swimming conditions, weather and quality in the BrrChecker app.

How warm is the water at Atlantic?
Currently 27.7 °C (updated continuously).

How warm is at Atlantic in September?
In September, the water temperature recently averaged 27.8 °C.

When is the water warmest at Atlantic?
Across the measurement record, September is on average the warmest month (27.8 °C).

Open in the BrrChecker app

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