Twin Karns Beach Weather Forecast

    • 7
    • 18

    Partly cloudy

    • 10
    • 17

    Shower

    • 7
    • 18

    Shower

    • 10
    • 19

    Shower

    • 11
    • 17

    Shower

    • 9
    • 16

    Shower

    • 7
    • 17

    Cloudy

Today 22 Aug South West

Partly cloudy. The chance of fog in the early morning. Slight chance of a shower in the north, most likely in the afternoon and evening. Near zero chance of rain elsewhere. The chance of a thunderstorm in the north in the afternoon and evening. Light winds becoming southwesterly 15 to 20 km/h in the early afternoon then becoming light in the late afternoon. Daytime maximum temperatures around 20.

Leeuwin Coastal Waters

Cape Naturaliste to Walpole
Wind
Variable about 10 knots becoming southwesterly 10 to 15 knots in the morning.
Seas
Below 1 metre.
1st Swell
Southwesterly 2 to 3 metres inshore, increasing to 2.5 to 4 metres offshore.
Weather
Partly cloudy.
Weather Situation
A weak ridge lies across southern WA. A trough is deepening down the west coast and will move inland during today. A weak cold front will cross the southwest corner of the state early on Sunday ahead of another ridge which will extend across the southern half of the state on Sunday and Monday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Twin Karns Beach Temperature Statistics View More

August Temperature

Cape Leeuwin (47km)

  • Lowest 11 August, 2026

    7.7 °C

  • Average August

    14.7 °C

  • Highest 15 August, 2026

    22.8 °C

Climate (2021–2026)

Cape Leeuwin (47km)

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  • Average Low 2021–2026

    14.9 °C

  • Average 2021–2026

    17.4 °C

  • Average High 2021–2026

    20.7 °C
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