December is a popular month to ask about Duck Beach because conditions can shift week to week along this coast. Expect the water near 14.0°C, with daily variation from wind, tides and recent storms. We refresh the live value from Open-Meteo Marine every hour, so the headline above always reflects the current state of the Atlantic Ocean.
Duck Beach sea temperature in December — averages 14.0°C
The sea at Duck Beach in United States averages 14.0°C during December, based on long-run climatology for the Atlantic Ocean. Use the live reading below for today's actual water and the monthly grid to compare with the rest of the year.
Average sea · December
14.0°C
cool · Fair
Live water now
…
Recommended wetsuit
4/3mm fullsuit
At 14.0°C you need a 4/3mm fullsuit, and many surfers add neoprene boots.
Monthly comparison
Cool — short dips or a shorty wetsuit · Duck Beach
Can you swim at Duck Beach in June? — 25.0°C water25.0°CCan you swim at Duck Beach in July? — 27.0°C water27.0°CCan you swim at Duck Beach in August? — 27.0°C water27.0°CCan you swim at Duck Beach in September? — 26.0°C water26.0°CCan you swim at Duck Beach in October? — 22.0°C water22.0°CCan you swim at Duck Beach in November? — 18.0°C water18.0°C
Frequently asked questions
What is the average sea temperature at Duck Beach in December?
Duck Beach averages 14.0°C in December, based on long-run climatology for the Atlantic Ocean.
Is the sea warm enough to swim at Duck Beach in December?
Not without thermal protection — a wetsuit is recommended at 14.0°C.
Do I need a wetsuit at Duck Beach in December?
A 3/2 mm wetsuit makes longer swims comfortable.