Margaret River Mouth Weather Forecast

    • 9
    • 19

    Partly cloudy

    • 9
    • 19

    Shower or two

    • 10
    • 19

    Showers

    • 10
    • 17

    Shower or two

    • 8
    • 17

    Showers

    • 9
    • 18

    Showers

    • 11
    • 18

    Shower or two

Today 22 Sep South West

Cloudy. The chance of fog early this morning, mainly inland. Medium chance of showers in the south, slight chance elsewhere. Light winds becoming south to southwesterly 15 to 20 km/h in the late afternoon then becoming light in the evening. Daytime maximum temperatures between 18 and 21.

Leeuwin Coastal Waters

Cape Naturaliste to Walpole
Wind
Variable about 10 knots.
Seas
Below 0.5 metres.
1st Swell
Southwesterly 3 metres.
Weather
Partly cloudy.
Weather Situation
A ridge lies to the southeast, with a west coast trough developing today. The trough moves eastward on Tuesday as a cold front passes to the south of the State tonight and Tuesday, lingering over the Esperance and Eucla Coast. The next cold front reaches the southwest corner on 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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