Can you swim at Ao Nang Beach in December? — 27.0°C water

Yes — ideal swimming weather
Average sea · December
27.0°C
Live water now
Recommended wetsuit
No wetsuit
tropical

Yes. Ao Nang Beach averages 27.0°C in December — 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 Ao Nang Beach 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 Ao Nang Beach in December?

Ao Nang Beach averages 27.0°C in December, based on long-run climatology for the Andaman Sea.

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

Yes, most swimmers find 27.0°C comfortable for unrestricted swimming.

Do I need a wetsuit at Ao Nang Beach in December?

No wetsuit needed.