Sea Temperature in Gwithian
Sea Temperature › Gwithian
Sea Temperature in Gwithian
The current sea temperature at Gwithian is --°C.
WATER TEMPERATURE
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7-Day Sea Temperature Forecast
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Sea Temperature in Hayle
Sea temperatures around Hayle follow a seasonal pattern typical of the Cornish coast. The coldest water is usually in February and March at around 9–10°C. Temperatures climb through spring, reaching their warmest in August and September at 16–17°C. Cornwall’s waters are warmed by the Gulf Stream, making them milder than the east coast of England at the same latitude.
A 4/3mm wetsuit is recommended from October to May. In late summer, a 3/2mm or even a shortie can be comfortable for shorter sessions.
Frequently Asked Questions
What is the sea temperature at Gwithian today?
The live sea temperature at Gwithian is shown at the top of this page, updated hourly. Cornwall sea temperatures range from around 9 degrees in February to 17 degrees in late August.
Is Gwithian warm enough to swim in?
Most swimmers find Cornwall comfortable with a wetsuit year-round. Without a wetsuit, July to September offers the warmest water at 15 to 17 degrees. Many locals swim year-round with a good wetsuit.
What is the warmest month to swim at Gwithian?
August and early September are typically the warmest months for sea swimming near Hayle, with water temperatures reaching 16 to 17 degrees. Sea temperatures lag behind air temperatures by about 6 to 8 weeks.
Also for Gwithian: Tide Times
Marine data by Open-Meteo (CC BY 4.0)