Can you swim at Marconi Beach in December? — 6.0°C water

Cold — wetsuit recommended
Average sea · December
6.0°C
Live water now
Recommended wetsuit
6/5/4mm hooded fullsuit or drysuit
cold

Cold. 6.0°C in December is cold-water swimming territory — a 4/3 mm full wetsuit, neoprene cap and short, repeated sessions are the safe approach.

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 Marconi Beach live page for full conditions.

Frequently asked questions

What is the average sea temperature at Marconi Beach in December?

Marconi Beach averages 6.0°C in December, based on long-run climatology for the Atlantic Ocean.

Is the sea warm enough to swim at Marconi Beach in December?

Not without thermal protection — a wetsuit is recommended at 6.0°C.

Do I need a wetsuit at Marconi Beach in December?

A 4/3 mm full wetsuit, boots and neoprene cap are recommended.