Can you swim at Stinson Beach in December? — 13.0°C water

Cool — short dips or a shorty wetsuit
Average sea · December
13.0°C
Live water now
Recommended wetsuit
4/3mm fullsuit
cool

Cool. 13.0°C in December means short dips for most people. A 2 mm shorty or 3/2 mm wetsuit transforms the experience.

Monthly averages set expectations, but the specific beach today depends on wind, swell and recent weather. Check the live value at the top of this page or open the Stinson Beach live page for full conditions.

Frequently asked questions

What is the average sea temperature at Stinson Beach in December?

Stinson Beach averages 13.0°C in December, based on long-run climatology for the Pacific Ocean.

Is the sea warm enough to swim at Stinson Beach in December?

Not without thermal protection — a wetsuit is recommended at 13.0°C.

Do I need a wetsuit at Stinson Beach in December?

A 3/2 mm wetsuit makes longer swims comfortable.