Can you swim at White Sand Beach Ko Chang in September? — 29,0°C water

Yes — ideal swimming weather
Average sea · September
29,0°C
Live water now
Recommended wetsuit
No wetsuit
tropical

Yes. White Sand Beach Ko Chang averages 29,0°C in September — bath-warm by European standards and comfortable for all-day swimming, snorkelling and families.

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 White Sand Beach Ko Chang live page for full conditions.

Best months to swim
January · February · March · April · May · June · July · August · September · October · November · December

Frequently asked questions

What is the average sea temperature at White Sand Beach Ko Chang in September?

White Sand Beach Ko Chang averages 29,0°C in September, based on long-run climatology for the Gulf of Thailand.

Is the sea warm enough to swim at White Sand Beach Ko Chang in September?

Yes, most swimmers find 29,0°C comfortable for unrestricted swimming.

Do I need a wetsuit at White Sand Beach Ko Chang in September?

No wetsuit needed.