Rated for 50°–60°F 3mm: To be honest, the 3mm is my favorite wetsuit thickness for Southern California. I have had a few over the years, and they do me right for almost every day of the winter ...

Below is a general guide to choosing wetsuit thickness based on water temperature, based on Quiksilver’s temperature chart. 55-60 4/3mm fullsuit booties and hood if you run cold 50-55 5/4mm ...