Margaret River Mouth Weather Forecast

    • 11
    • 19

    Showers

    • 11
    • 17

    Showers

    • 8
    • 17

    Shower or two

    • 8
    • 17

    Cloudy

    • 7
    • 20

    Partly cloudy

    • 9
    • 20

    Mostly sunny

    • 11
    • 19

    Showers

Today 25 Aug South West

Cloudy. Very high chance of showers, most likely in the afternoon and evening. The chance of a thunderstorm near the coast in the afternoon and early evening. Winds northwesterly 25 to 35 km/h. Daytime maximum temperatures around 19.

Leeuwin Coastal Waters

Cape Naturaliste to Walpole
Wind
Northwesterly 20 to 25 knots, reaching up to 30 knots east of Cape Leeuwin during the day. Winds turning westerly 10 to 15 knots in the evening.
Seas
1.5 to 2 metres, increasing to 2 to 3 metres east of Cape Leeuwin.
1st Swell
Westerly 2 to 3 metres inshore, increasing to 3 to 4 metres offshore east of Cape Leeuwin.
Weather
Cloudy. 95% chance of showers. The chance of a thunderstorm in the morning and afternoon.
Weather Situation
A high pressure centre over southern WA will move eastward to reach South Australia today. A slow-moving cold front and trough will cross the west coast on Wednesday, continuing eastward on Thursday as a low pressure centre develops near the south coast. In the wake of the front and trough, a new ridge will strengthen across the west coast from Thursday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Margaret River Mouth Temperature Statistics View More

August Temperature

Cape Leeuwin (46km)

  • Lowest 11 August, 2026

    7.7 °C

  • Average August

    14.8 °C

  • Highest 15 August, 2026

    22.8 °C

Climate (2021–2026)

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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