March is a popular month to ask about Plage de Léon because conditions can shift week to week along this coast. Expect the water near 13.0°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 Bay of Biscay.
Plage de Léon sea temperature in March — averages 13.0°C
The sea at Plage de Léon in France averages 13.0°C during March, based on long-run climatology for the Bay of Biscay. Use the live reading below for today's actual water and the monthly grid to compare with the rest of the year.
Average sea · March
13.0°C
cool · Fair
Live water now
…
Recommended wetsuit
4/3mm fullsuit
At 13.0°C you need a 4/3mm fullsuit, and many surfers add neoprene boots.
Monthly comparison
Cool — short dips or a shorty wetsuit · Plage de Léon
Can you swim at Plage de Léon in July? — 23.0°C water23.0°CCan you swim at Plage de Léon in August? — 24.0°C water24.0°CCan you swim at Plage de Léon in September? — 22.0°C water22.0°CCan you swim at Plage de Léon in October? — 19.0°C water19.0°CCan you swim at Plage de Léon in November? — 16.0°C water16.0°CCan you swim at Plage de Léon in December? — 14.0°C water14.0°C
Frequently asked questions
What is the average sea temperature at Plage de Léon in March?
Plage de Léon averages 13.0°C in March, based on long-run climatology for the Bay of Biscay.
Is the sea warm enough to swim at Plage de Léon in March?
Not without thermal protection — a wetsuit is recommended at 13.0°C.
Do I need a wetsuit at Plage de Léon in March?
A 3/2 mm wetsuit makes longer swims comfortable.