Yes. With a 20.0°C average in May, most swimmers find Kleftiko comfortable after the first 10–20 seconds of acclimatisation.
Monthly averages set expectations, but the specific beach today depends on wind, swell and recent weather. Check the live value at the top of this page or open the Kleftiko live page for full conditions.
Best months to swim
June · July · August · September · October
Frequently asked questions
What is the average sea temperature at Kleftiko in May?
Kleftiko averages 20.0°C in May, based on long-run climatology for the Aegean Sea.
Is the sea warm enough to swim at Kleftiko in May?
Yes, most swimmers find 20.0°C comfortable for unrestricted swimming.
Do I need a wetsuit at Kleftiko in May?
Most swimmers don't need a wetsuit; a rash vest helps for longer sessions.
