canIswim

What wetsuit do you need in Spain?

The one suit that covers most of the swimming season, for 21 coastal cities in Spain.

City Coldest Warmest One suit for the season
Barcelona 13.5°C Feb 26.8°C Aug nothing
Valencia 14.2°C Feb 27.4°C Aug nothing
Málaga 15.4°C Feb 24.4°C Aug nothing
Palma 14.7°C Feb 27.6°C Aug nothing
Las Palmas de Gran Canaria 19.5°C Mar 23.8°C Sep nothing, or a rash vest
Alicante 14.7°C Feb 27.4°C Aug nothing
Bilbao 13.1°C Feb 22.6°C Aug nothing, or a rash vest
Vigo 13.7°C Feb 17.4°C Sep shorty, or skins if you are used to it
Gijón 13.2°C Mar 21.2°C Aug nothing, or a rash vest
A Coruña 13.3°C Mar 18.0°C Aug 3/2 mm full suit
Santa Cruz de Tenerife 19.7°C Mar 24.3°C Sep nothing, or a rash vest
Almería 15.4°C Feb 25.9°C Aug nothing
Donostia / San Sebastián 12.7°C Jan 23.1°C Aug nothing, or a rash vest
Santander 13.1°C Mar 22.3°C Aug nothing, or a rash vest
Castelló de la Plana 13.9°C Feb 27.6°C Aug nothing
Marbella 15.6°C Feb 22.7°C Aug nothing, or a rash vest
Algeciras 15.7°C Mar 21.7°C Aug nothing, or a rash vest
Cadiz 15.6°C Feb 23.7°C Aug nothing, or a rash vest
Melilla 15.9°C Feb 25.0°C Aug nothing, or a rash vest
Torrevieja 14.8°C Feb 27.3°C Aug nothing
Sanlúcar de Barrameda 15.6°C Feb 23.7°C Aug nothing, or a rash vest

Thicknesses above are for swimming. Surfing the same water wants a step more — most of a session is spent sitting still in the wind rather than moving and immersed. Each city page gives both, along with when you need boots, gloves and a hood.

Boots below 14°C, gloves below 12°C, a hood below 10°C. Where the numbers come from