It depends. Alaçatı sits around 16.0°C in March; 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 Alaçatı live page for full conditions.
Best months to swim
June · July · August · September · October
Frequently asked questions
What is the average sea temperature at Alaçatı in March?
Alaçatı averages 16.0°C in March, based on long-run climatology for the Aegean Sea.
Is the sea warm enough to swim at Alaçatı in March?
It is swimmable but fresh; confident swimmers will be fine without a wetsuit.
Do I need a wetsuit at Alaçatı in March?
A 2 mm shorty is comfortable for sessions over 30 minutes.
