Margaret River Mouth Weather Forecast

    • 10
    • 19

    Showers

    • 9
    • 18

    Shower or two

    • 6
    • 18

    Cloudy

    • 7
    • 19

    Mostly sunny

    • 8
    • 21

    Partly cloudy

    • 13
    • 22

    Shower or two

    • 14
    • 21

    Showers

Today 21 May South West

Partly cloudy. Patchy fog in the early morning. Very high chance of showers, most likely in the afternoon and early evening. The chance of a thunderstorm in the morning and afternoon. Winds west to southwesterly 15 to 20 km/h tending south to southwesterly 15 to 25 km/h in the afternoon. Daytime maximum temperatures between 17 and 21.

Leeuwin Coastal Waters

Cape Naturaliste to Walpole
Wind
South to southwesterly 15 to 20 knots.
Seas
1 to 1.5 metres.
1st Swell
Southwesterly 2.5 to 3 metres.
Weather
Partly cloudy. 70% chance of showers. The chance of a thunderstorm offshore east of Cape Leeuwin early this evening.
Weather Situation
A ridge over southeast WA is moving east. A weak cold front is moving across the south coast today and then the Eucla on Friday. A new ridge develops over southwest WA on Friday, associated with a high pressure system expected to move across southern WA on the weekend.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Margaret River Mouth Temperature Statistics View More

May Temperature

Cape Leeuwin (46km)

  • Lowest 1 May, 2026

    11 °C

  • Average May

    17.1 °C

  • Highest 11 May, 2026

    24.5 °C

Climate (2021–Present)

Cape Leeuwin (46km)

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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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