canIswim

What wetsuit do you need in Argentina?

The one suit that covers most of the swimming season, for 15 coastal cities in Argentina.

City Coldest Warmest One suit for the season
Buenos Aires 12.9°C Jul 26.6°C Jan nothing
Mar del Plata 10.2°C Aug 21.3°C Feb nothing, or a rash vest
La Plata 11.9°C Jul 25.6°C Jan nothing
Berazategui 12.8°C Jul 26.3°C Jan nothing
Comodoro Rivadavia 8.2°C Aug 16.4°C Feb 3/2 mm full suit
Mar del Tuyú 10.3°C Aug 23.0°C Feb nothing, or a rash vest
Necochea 10.2°C Aug 20.9°C Feb nothing, or a rash vest
Puerto Madryn 10.7°C Aug 18.8°C Feb shorty, or skins if you are used to it
Punta Alta 7.3°C Jul 23.4°C Jan nothing, or a rash vest
Río Grande 3.4°C Aug 10.8°C Feb 5/4 mm, and not alone
San Isidro 13.3°C Jul 26.6°C Jan nothing
Rawson 8.8°C Aug 17.7°C Feb shorty, or skins if you are used to it
San Antonio Oeste 11.2°C Aug 20.1°C Feb nothing, or a rash vest
Puerto Deseado 5.6°C Aug 13.9°C Feb 5/4 mm full suit
Puerto Santa Cruz 4.9°C Aug 13.0°C Feb 4/3 mm full suit

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