Cornwall Sea Water Temperature
Compare sea surface temperatures across 91 top coastal destinations in Cornwall. Check below for live marine observations, wave conditions, and monthly averages.
Beaches & Swimming Spots in Cornwall— page 1 of 4
Arthur's Beach (Sunny Cove)
A temperate beach on the Celtic Sea, warmest around August at about 16.6°C.
Bamaluz Beach
A temperate beach on the Celtic Sea, warmest around August at about 16.5°C.
Beacon Cove
A temperate beach on the Celtic Sea, warmest around August at about 16.5°C.
Beacon Cove
A temperate beach on the Celtic Sea, warmest around August at about 16.5°C.
Booby's Bay
A temperate beach on the Celtic Sea, warmest around August at about 16.8°C.
Bosahan Cove
A temperate beach on the Celtic Sea, warmest around August at about 16.6°C.
Bossiney haven
A temperate beach on the Celtic Sea, warmest around August at about 16.9°C.
Carbis Bay Beach
A temperate beach on the Celtic Sea, warmest around August at about 16.5°C.
Carne and Pendower Beach
A temperate beach on the Celtic Sea, warmest around August at about 16.8°C.
Chapel Porth Beach
A temperate beach on the Celtic Sea, warmest around August at about 16.5°C.
Colona Beach
A temperate beach on the Celtic Sea, warmest around August at about 16.5°C.
Constantine Bay
A temperate beach on the Celtic Sea, warmest around August at about 16.8°C.
Crantock Beach
A temperate beach on the Celtic Sea, warmest around August at about 16.5°C.
Daymer Bay
A temperate beach on the Celtic Sea, warmest around August at about 16.9°C.
Downas Cove
A temperate beach on the Celtic Sea, warmest around August at about 16.6°C.
Duckpool
A temperate beach on the Celtic Sea, warmest around August at about 17°C.
East Looe Beach
A temperate beach on the Celtic Sea, warmest around August at about 16.9°C.
Fistral Beach
A temperate beach on the Celtic Sea, warmest around August at about 16.5°C.
Fox Cove
A temperate beach on the Celtic Sea, warmest around August at about 16.8°C.
Great Molunan
A temperate beach on the Celtic Sea, warmest around August at about 16.6°C.
Great Perhaver Beach
A temperate beach on the Celtic Sea, warmest around August at about 16.8°C.
Grebe Beach
A temperate beach on the Celtic Sea, warmest around August at about 16.6°C.
Greenaway Beach
A temperate beach on the Celtic Sea, warmest around August at about 16.9°C.
Greenbank Cove
A temperate beach on the Celtic Sea, warmest around August at about 16.5°C.