Can you swim at Boulders Beach in September? — 19.0°C water
Yes, but expect a fresh dip
Average sea · September
19.0°C
Live water now
…
Recommended wetsuit
Shorty 2mm
mild
It depends. Boulders Beach sits around 19.0°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 Boulders Beach live page for full conditions.
Best months to swim
January · February · March · April · November · December
Frequently asked questions
What is the average sea temperature at Boulders Beach in September?
Boulders Beach averages 19.0°C in September, based on long-run climatology for the Atlantic Ocean.
Is the sea warm enough to swim at Boulders Beach in September?
It is swimmable but fresh; confident swimmers will be fine without a wetsuit.
Do I need a wetsuit at Boulders Beach in September?
A 2 mm shorty is comfortable for sessions over 30 minutes.
