Can you swim at Polzeath in September? — 16.0°C water

Yes, but expect a fresh dip
Average sea · September
16.0°C
Live water now
Recommended wetsuit
3/2mm fullsuit
mild

It depends. Polzeath sits around 16.0°C in September; confident swimmers will be fine, casual bathers may prefer short sessions.

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 Polzeath live page for full conditions.

Frequently asked questions

What is the average sea temperature at Polzeath in September?

Polzeath averages 16.0°C in September, based on long-run climatology for the Celtic Sea.

Is the sea warm enough to swim at Polzeath in September?

It is swimmable but fresh; confident swimmers will be fine without a wetsuit.

Do I need a wetsuit at Polzeath in September?

A 2 mm shorty is comfortable for sessions over 30 minutes.