Twin Karns Beach Weather Forecast

    • 14
    • 21

    Partly cloudy

    • 15
    • 21

    Shower

    • 13
    • 22

    Partly cloudy

    • 12
    • 23

    Partly cloudy

    • 16
    • 21

    Shower

    • 13
    • 23

    Partly cloudy

    • 13
    • 25

    Sunny

Today 4 Dec South West

Mostly sunny. Winds southwesterly 15 to 25 km/h becoming light in the late evening.

Leeuwin Coastal Waters

Cape Naturaliste to Walpole
Wind
Southwesterly 10 to 15 knots.
Seas
Around 1 metre.
1st Swell
Southwesterly 3 metres.
Weather
Cloudy.
Weather Situation
A ridge of high pressure about the southwest coast will build across southern WA after a weak front brushes past the south coast on Friday, pushing an inland trough northwards on Saturday. A new trough will develop through inland parts of the South West Land Division on Sunday and move eastwards on Monday. A second weak front will brush past the south coast on Monday ahead of the next high pressure ridge.
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  • Temperature Forecast Bureau of Meteorology

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Twin Karns Beach Temperature Statistics View More

December Temperature

Cape Leeuwin (47km)

  • Lowest 3 December, 2025

    16.5 °C

  • Average December

    19.7 °C

  • Highest 1 December, 2025

    26 °C

Climate (2020–Present)

Cape Leeuwin (47km)

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  • Average Low 2020–2025

    14.9 °C

  • Average 2020–2025

    17.5 °C

  • Average High 2020–2025

    20.7 °C
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