Can you swim at Cumberland Island in April? — 21.0°C water
Yes — comfortable for most swimmers
Average sea · April
21.0°C
Live water now
…
Recommended wetsuit
Shorty 2mm
warm
Yes. With a 21.0°C average in April, most swimmers find Cumberland Island 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 Cumberland Island live page for full conditions.
Best months to swim
May · June · July · August · September · October · November
Frequently asked questions
What is the average sea temperature at Cumberland Island in April?
Cumberland Island averages 21.0°C in April, based on long-run climatology for the Atlantic Ocean.
Is the sea warm enough to swim at Cumberland Island in April?
Yes, most swimmers find 21.0°C comfortable for unrestricted swimming.
Do I need a wetsuit at Cumberland Island in April?
Most swimmers don't need a wetsuit; a rash vest helps for longer sessions.
