Can you swim at Playa San Marcos in May? — 18.0°C water
Yes, but expect a fresh dip
Average sea · May
18.0°C
Live water now
…
Recommended wetsuit
3/2mm fullsuit
mild
It depends. Playa San Marcos sits around 18.0°C in May; 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 Playa San Marcos live page for full conditions.
Best months to swim
June · July · August · September
Frequently asked questions
What is the average sea temperature at Playa San Marcos in May?
Playa San Marcos averages 18.0°C in May, based on long-run climatology for the Atlantic Ocean.
Is the sea warm enough to swim at Playa San Marcos in May?
It is swimmable but fresh; confident swimmers will be fine without a wetsuit.
Do I need a wetsuit at Playa San Marcos in May?
A 2 mm shorty is comfortable for sessions over 30 minutes.