Mediterranean water temperature
Mediterranean, Kefalonia / Myrtos · Sea/Coast
The current water temperature at Mediterranean is 27.6 °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.
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Water quality
EU classification: excellentMeasurement series & statistics
This measurement series includes 609 data points since July 22, 2026.
Lowest recorded value: 25.7 °C on July 26, 2026 · highest value: 29.8 °C on August 25, 2026.
In September, temperatures have ranged between 27.3 °C and 29.8 °C.
The current value is 1.1 °C below the September average of this series.
Nearby waters
More measuring points: Mediterranean
Frequently asked questions
Can you swim at Mediterranean right now?
The current water temperature is 27.6 °C. See live swimming conditions, weather and quality in the BrrChecker app.
How warm is the water at Mediterranean?
Currently 27.6 °C (updated continuously).
How warm is at Mediterranean in September?
In September, the water temperature recently averaged 28.7 °C.
When is the water warmest at Mediterranean?
Across the measurement record, September is on average the warmest month (28.7 °C).
How is the water quality at Mediterranean?
The official classification is: excellent.
