Can you swim at Coolum 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. Coolum 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 Coolum 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 Coolum Beach in December?
Coolum Beach averages 27.0°C in December, based on long-run climatology for the Coral Sea.
Is the sea warm enough to swim at Coolum Beach in December?
Yes, most swimmers find 27.0°C comfortable for unrestricted swimming.