
Sea water temperature throughout Kefalonia is not yet warm enough for swimming and does not exceed 20°C. The warmest sea temperature in Kefalonia today is 16°C (in Petani Beach), and the coldest water temperature is 15.1°C (Agia Effimia).
Below are the cities and resorts in Kefalonia with the values of water temperature today and yesterday. Also indicated are the maximum and minimum water temperatures that were recorded this month for the last ten years. Presented weather data are now available for each of the resorts. For more detailed information about water temperature, surf forecast, weather and time of sunrise and sunset in any specific area of your interest, just click on a city name. For ease of search, all places are also grouped by the first letter of the name.
Today, the highest waves along the entire coast of Kefalonia are expected at Kounopetra, reaching a height of 0.49 m (1' 7"). The calmest seas can be found at Fiskardo, with an average wave height of 0.09 m (0' 4"). If you want to see the 10-day sea forecast, choose the city you are interested in.
To find out what the water temperature was in Kefalonia any day over a period of the last ten years, select the month.
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