March is a popular month to ask about Le Castella 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 Ionian Sea.
Le Castella sea temperature in March — averages 14.0°C
The sea at Le Castella in Italy averages 14.0°C during March, based on long-run climatology for the Ionian Sea. 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
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 · Le Castella
Can you swim at Le Castella in July? — 25.0°C water25.0°CCan you swim at Le Castella in August? — 26.0°C water26.0°CCan you swim at Le Castella in September? — 24.0°C water24.0°CCan you swim at Le Castella in October? — 21.0°C water21.0°CCan you swim at Le Castella in November? — 18.0°C water18.0°CCan you swim at Le Castella in December? — 15.0°C water15.0°C
Frequently asked questions
What is the average sea temperature at Le Castella in March?
Le Castella averages 14.0°C in March, based on long-run climatology for the Ionian Sea.
Is the sea warm enough to swim at Le Castella in March?
Not without thermal protection — a wetsuit is recommended at 14.0°C.
Do I need a wetsuit at Le Castella in March?
A 3/2 mm wetsuit makes longer swims comfortable.