Atlantic, Pedrógão Sul · Sea/Coast
The current water temperature at Atlantic is 18.4 °C (as of September 10, 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.
This measurement series includes 610 data points since July 13, 2026.
Lowest recorded value: 17.8 °C on August 22, 2026 · highest value: 22.2 °C on July 23, 2026.
In September, temperatures have ranged between 18.3 °C and 20.3 °C.
The current value is 1.2 °C below the September average of this series.
Can you swim at Atlantic right now?
The current water temperature is 18.4 °C. See live swimming conditions, weather and quality in the BrrChecker app.
How warm is the water at Atlantic?
Currently 18.4 °C (updated continuously).
How warm is at Atlantic in September?
In September, the water temperature recently averaged 19.6 °C.
When is the water warmest at Atlantic?
Across the measurement record, July is on average the warmest month (20.5 °C).
How is the water quality at Atlantic?
The official classification is: excellent.