Mouth Flat Beach Weather Forecast

    • 12
    • 23

    Clear

    • 12
    • 23

    Sunny

    • 15
    • 25

    Sunny

    • 17
    • 26

    Partly cloudy

    • 14
    • 21

    Shower

    • 11
    • 21

    Partly cloudy

    • 13
    • 26

    Shower

Today 16 Oct Kangaroo Island

Clear. Winds east to northeasterly 15 to 20 km/h becoming light in the evening.

South Central Coastal Waters

Wind
Easterly 10 to 15 knots.
Seas
Below 1 metre.
1st Swell
Southwesterly 1.5 metres.
Weather
Clear.
Weather Situation
A high pressure system southwest of Tasmania is expected to linger there until early next week, whilst extending a ridge over eastern SA. A trough of low pressure over WA is expected to move over SA early next week, while a cold front clips the southeast.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Mouth Flat Beach Temperature Statistics View More

October Temperature

Cape Willoughby (17 km)

  • Lowest 13 October, 2026

    10.6 °C

  • Average October

    14.5 °C

  • Highest 11 October, 2026

    25.1 °C

Climate (2021–2026)

Cape Willoughby (17 km)

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  • Average Low 2021–2026

    13.4 °C

  • Average 2021–2026

    15.4 °C

  • Average High 2021–2026

    18.5 °C
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