Windy Harbour Weather Forecast

    • 14
    • 21

    Becoming windy. Cloudy

    • 13
    • 24

    Becoming windy. Partly cloudy

    • 15
    • 23

    Cloudy

    • 15
    • 21

    Becoming windy. Partly cloudy

    • 13
    • 22

    Becoming windy. Partly cloudy

    • 13
    • 27

    Windy. Sunny

    • 18
    • 32

    Wind easing. Partly cloudy

Today 9 Dec South West

Cloudy. Slight chance of a shower in the east early this morning. Near zero chance of rain elsewhere. Winds southeasterly 20 to 30 km/h. Daytime maximum temperatures 22 to 29.

Leeuwin Coastal Waters

Cape Naturaliste to Walpole
Wind
Southeasterly 15 to 25 knots, reaching up to 30 knots offshore north of Cape Leeuwin in the evening.
Seas
1 to 1.5 metres, increasing to 1 to 2 metres during the afternoon.
1st Swell
Southwesterly 2 to 2.5 metres.
Weather
Partly cloudy.
Weather Situation
A ridge of high pressure over southern parts will move eastwards throughout the week. A west coast trough will deepen on Wednesday before pushing inland on Thursday, ahead of a new ridge.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Windy Harbour Temperature Statistics View More

December Temperature

Shannon (41km)

  • Lowest 5 December, 2025

    10.4 °C

  • Average December

    17.4 °C

  • Highest 1 December, 2025

    33.7 °C

Climate (2020–Present)

Shannon (41km)

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  • Average Low 2020–2025

    10.3 °C

  • Average 2020–2025

    14.6 °C

  • Average High 2020–2025

    20.8 °C
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