December is a popular month to ask about New River Beach because conditions can shift week to week along this coast. Expect the water near 2.0°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.
New River Beach sea temperature in December — averages 2.0°C
The sea at New River Beach in Canada averages 2.0°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
2.0°C
cold · Poor
Live water now
…
Recommended wetsuit
6/5/4mm hooded fullsuit or drysuit
At 2.0°C only experienced cold-water athletes should enter — full thermal protection required.
Monthly comparison
Cold — wetsuit recommended · New River Beach
Can you swim at New River Beach in June? — 13.0°C water13.0°CCan you swim at New River Beach in July? — 17.0°C water17.0°CCan you swim at New River Beach in August? — 19.0°C water19.0°CCan you swim at New River Beach in September? — 16.0°C water16.0°CCan you swim at New River Beach in October? — 11.0°C water11.0°CCan you swim at New River Beach in November? — 6.0°C water6.0°C
Frequently asked questions
What is the average sea temperature at New River Beach in December?
New River Beach averages 2.0°C in December, based on long-run climatology for the Atlantic Ocean.
Is the sea warm enough to swim at New River Beach in December?
Not without thermal protection — a wetsuit is recommended at 2.0°C.
Do I need a wetsuit at New River Beach in December?
A 4/3 mm full wetsuit, boots and neoprene cap are recommended.