Can you swim at Mordialloc Beach in September? — 13.0°C water
Cool — short dips or a shorty wetsuit
Average sea · September
13.0°C
Live water now
…
Recommended wetsuit
4/3mm fullsuit
cool
Cool. 13.0°C in September means short dips for most people. A 2 mm shorty or 3/2 mm wetsuit transforms the experience.
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 Mordialloc Beach live page for full conditions.
Frequently asked questions
What is the average sea temperature at Mordialloc Beach in September?
Mordialloc Beach averages 13.0°C in September, based on long-run climatology for the Bass Strait.
Is the sea warm enough to swim at Mordialloc Beach in September?
Not without thermal protection — a wetsuit is recommended at 13.0°C.
Do I need a wetsuit at Mordialloc Beach in September?