Mouth Flat Beach Weather Forecast

    • 12
    • 23

    Partly cloudy

    • 15
    • 24

    Partly cloudy

    • 16
    • 24

    Cloudy

    • 17
    • 25

    Partly cloudy

    • 16
    • 24

    Shower

    • 12
    • 19

    Shower

    • 12
    • 19

    Shower

Today 28 Apr Kangaroo Island

Partly cloudy. Winds south to southeasterly 15 to 20 km/h becoming light in the evening.

South Central Coastal Waters

Wind
Southeasterly 10 to 15 knots turning easterly in the late evening.
Seas
Below 1 metre.
1st Swell
Southwesterly 3 metres.
Weather
Partly cloudy.
Weather Situation
A strong high pressure system over the Tasman Sea extends a ridge across South Australia through to Friday. Northerly winds freshen on Friday ahead of a trough that is forecast to move across the far west Friday afternoon, then continue across the state during the weekend.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Mouth Flat Beach Temperature Statistics View More

April Temperature

Cape Willoughby (17km)

  • Lowest 11 April, 2026

    10.5 °C

  • Average April

    17.1 °C

  • Highest 21 April, 2026

    27.2 °C

Climate (2021–Present)

Cape Willoughby (17km)

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  • Average Low 2021–2026

    13.3 °C

  • Average 2021–2026

    15.4 °C

  • Average High 2021–2026

    18.4 °C
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