Margaret River Mouth Weather Forecast

    • 13
    • 19

    Shower or two

    • 11
    • 19

    Possible shower

    • 9
    • 22

    Mostly sunny

    • 13
    • 25

    Sunny

    • 15
    • 22

    Shower or two

    • 11
    • 18

    Showers

    • 11
    • 18

    Shower or two

Today 13 Sep South West

Cloudy. Medium chance of showers. Winds west to northwesterly 20 to 30 km/h becoming light in the evening. Overnight temperatures falling to between 8 and 12 with daytime temperatures reaching around 19.

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 during the morning. Winds turning southwesterly 15 to 20 knots in the evening.
Seas
1.5 to 2.5 metres.
1st Swell
Westerly 2.5 to 3 metres inshore, increasing to 3 to 4 metres offshore.
Weather
Partly cloudy. 70% chance of showers.
Weather Situation
A weak front will move to the east on Sunday night along the southwest coast. A trough over the Goldfields and Interior will move west across the South West Land Division and Gascoyne on Monday as a high strengthens in the Bight, reaching the west coast on Tuesday.
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

    15.4 °C

  • Highest 11 September, 2026

    23.7 °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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