Can you swim at Gili Trawangan Beach in September? — 24.0°C water

Yes — ideal swimming weather
Average sea · September
24.0°C
Live water now
Recommended wetsuit
No wetsuit
hot

Yes. Gili Trawangan Beach averages 24.0°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 Gili Trawangan Beach live page for full conditions.

Best months to swim
June · July · August · September

Frequently asked questions

What is the average sea temperature at Gili Trawangan Beach in September?

Gili Trawangan Beach averages 24.0°C in September, based on long-run climatology for the Bali Sea.

Is the sea warm enough to swim at Gili Trawangan Beach in September?

Yes, most swimmers find 24.0°C comfortable for unrestricted swimming.

Do I need a wetsuit at Gili Trawangan Beach in September?

No wetsuit needed.