Can you swim at Kathisma in September? — 25.0°C water

Yes — ideal swimming weather
Average sea · September
25.0°C
Live water now
Recommended wetsuit
No wetsuit
hot

Yes. Kathisma averages 25.0°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 Kathisma live page for full conditions.

Best months to swim
June · July · August · September · October

Frequently asked questions

What is the average sea temperature at Kathisma in September?

Kathisma averages 25.0°C in September, based on long-run climatology for the Ionian Sea.

Is the sea warm enough to swim at Kathisma in September?

Yes, most swimmers find 25.0°C comfortable for unrestricted swimming.

Do I need a wetsuit at Kathisma in September?

No wetsuit needed.