Mouth Flat Beach Weather Forecast

    • 5
    • 14

    Clear

    • 6
    • 14

    Partly cloudy

    • 9
    • 15

    Shower

    • 8
    • 14

    Shower

    • 7
    • 13

    Cloudy

    • 7
    • 14

    Cloudy

    • 9
    • 16

    Partly cloudy

Today 31 Jul Kangaroo Island

Clear. Light winds.

South Central Coastal Waters

Wind
Northerly 10 to 15 knots.
Seas
Below 1 metre.
1st Swell
Southwesterly 2 metres.
Weather
Mostly clear.
Weather Situation
A high pressure system, centred over Victoria, will continue extending a ridge across South Australia as it moves into the Tasman Sea on Saturday. A cold front is forecast to move across the Bight from overnight Saturday into Sunday, before moving across southeast SA during Sunday evening, with another high pressure system moving into the Bight behind the front.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Mouth Flat Beach Temperature Statistics View More

July Temperature

Cape Willoughby (17km)

  • Lowest 12 July, 2026

    8.2 °C

  • Average July

    12.3 °C

  • Highest 12 July, 2026

    16.7 °C

Climate (2021–2026)

Cape Willoughby (17km)

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  • Average Low 2021–2026

    13.3 °C

  • Average 2021–2026

    15.4 °C

  • Average High 2021–2026

    18.5 °C
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