It depends. Gümbet sits around 17.0°C in April; confident swimmers will be fine, casual bathers may prefer short sessions.
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 Gümbet live page for full conditions.
Best months to swim
June · July · August · September · October
Frequently asked questions
What is the average sea temperature at Gümbet in April?
Gümbet averages 17.0°C in April, based on long-run climatology for the Aegean Sea.
Is the sea warm enough to swim at Gümbet in April?
It is swimmable but fresh; confident swimmers will be fine without a wetsuit.
Do I need a wetsuit at Gümbet in April?
A 2 mm shorty is comfortable for sessions over 30 minutes.