Prevelly Weather Forecast

    • 9
    • 18

    Partly cloudy

    • 7
    • 18

    Partly cloudy

    • 6
    • 19

    Partly cloudy

    • 9
    • 17

    Shower or two

    • 7
    • 17

    Shower or two

    • 10
    • 18

    Showers easing

    • 10
    • 17

    Showers

Today 20 Aug South West

Cloudy. The chance of morning fog in the north. Medium chance of showers, becoming less likely in the afternoon. Light winds becoming westerly 15 to 20 km/h in the middle of the day then becoming light in the late afternoon. Daytime maximum temperatures around 18.

Leeuwin Coastal Waters

Cape Naturaliste to Walpole
Wind
Westerly 10 to 15 knots, reaching up to 20 knots offshore east of Cape Leeuwin during the morning. Winds decreasing to about 10 knots in the evening.
Seas
Around 1 metre.
1st Swell
Southwesterly 4 to 5 metres.
Weather
Cloudy.
Weather Situation
A weak ridge lies across southern WA. A trough will deepen down the west coast from late Friday, moving inland later on Saturday ahead of another weak cold front which is slated to reach the lower west coast on Sunday. As the trough moves inland a new ridge will begin to strengthen across the west coast.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Prevelly Temperature Statistics View More

August Temperature

Cape Leeuwin (45km)

  • Lowest 11 August, 2026

    7.7 °C

  • Average August

    14.6 °C

  • Highest 15 August, 2026

    22.8 °C

Climate (2021–2026)

Cape Leeuwin (45km)

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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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