Aegean Sea water temperature
Aegean Sea, Kos Kardamena · Sea/Coast
The current water temperature at Aegean Sea is 24.8 °C (as of October 16, 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.
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Water quality
EU classification: excellentMeasurement series & statistics
This measurement series includes 798 data points since August 17, 2026.
Lowest recorded value: 24.8 °C on October 15, 2026 · highest value: 28.2 °C on September 5, 2026.
In October, temperatures have ranged between 24.8 °C and 25.7 °C.
The current value is 0.6 °C below the October average of this series.
Nearby waters
More measuring points: Aegean Sea
Frequently asked questions
Can you swim at Aegean Sea right now?
The current water temperature is 24.8 °C. See live swimming conditions, weather and quality in the BrrChecker app.
How warm is the water at Aegean Sea?
Currently 24.8 °C (updated continuously).
How warm is at Aegean Sea in October?
In October, the water temperature recently averaged 25.4 °C.
When is the water warmest at Aegean Sea?
Across the measurement record, August is on average the warmest month (27.1 °C).
How is the water quality at Aegean Sea?
The official classification is: excellent.
