Margaret River Mouth Weather Forecast

    • 11
    • 18

    Showers

    • 10
    • 17

    Showers easing

    • 9
    • 17

    Cloudy

    • 7
    • 19

    Partly cloudy

    • 7
    • 20

    Mostly sunny

    • 10
    • 20

    Possible shower

    • 13
    • 19

    Cloudy

Today 29 Sep South West

Partly cloudy. Very high chance of showers near the Southwest Capes, medium chance elsewhere. Winds westerly 20 to 30 km/h turning northwesterly 15 to 20 km/h in the late afternoon.

Leeuwin Coastal Waters

Cape Naturaliste to Walpole
Wind
West to northwesterly 20 to 25 knots, reaching up to 30 knots offshore east of Cape Leeuwin in the evening. Winds tending west to southwesterly 15 to 25 knots in the evening.
Seas
1.5 to 2.5 metres.
1st Swell
Southwesterly 2 to 2.5 metres.
Weather
Cloudy. 90% chance of showers.
Weather Situation
A trough over the Eucla coast is moving east. A weak cold front will cross the west coast early Wednesday morning and move east over inland areas and along the south coast during the day, followed by another weak front brushing the south coast on Wednesday night. A ridge will extend over southern WA from Thursday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Margaret River Mouth Temperature Statistics View More

September Temperature

Cape Leeuwin (46km)

  • Lowest 10 September, 2026

    10.6 °C

  • Average September

    15.9 °C

  • Highest 18 September, 2026

    25.3 °C

Climate (2021–2026)

Cape Leeuwin (46km)

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  • Average Low 2021–2026

    14.9 °C

  • Average 2021–2026

    17.5 °C

  • Average High 2021–2026

    20.8 °C
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