Castle Point Weather Forecast

    • 14
    • 23

    Partly cloudy

    • 14
    • 24

    Partly cloudy

    • 13
    • 24

    Cloud clearing

    • 14
    • 25

    Partly cloudy

    • 16
    • 25

    Partly cloudy

    • 13
    • 28

    Mostly sunny

    • 14
    • 30

    Sunny

Today 4 Dec South West

Mostly clear. The chance of smoke haze in the north. Winds southwesterly 15 to 20 km/h becoming light in the late evening.

Bunbury Geographe Coastal Waters

Dawesville to Cape Naturaliste
Wind
Southwesterly 15 to 20 knots turning southerly in the evening.
Seas
Below 1 metre, increasing to 1 to 1.5 metres during the afternoon.
1st Swell
Southwesterly 1 to 2 metres inshore, increasing to 2 to 3 metres offshore.
Weather
Partly cloudy.
Weather Situation
A ridge of high pressure about the southwest coast will build across southern WA after a weak front brushes past the south coast on Friday, pushing an inland trough northwards on Saturday. A new trough will develop through inland parts of the South West Land Division on Sunday and move eastwards on Monday. A second weak front will brush past the south coast on Monday ahead of the next high pressure ridge.
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  • Temperature Forecast Bureau of Meteorology

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Castle Point Temperature Statistics View More

December Temperature

Cape Naturaliste (9km)

  • Lowest 2 December, 2025

    15.5 °C

  • Average December

    20.4 °C

  • Highest 1 December, 2025

    32.1 °C

Climate (2020–Present)

Cape Naturaliste (9km)

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  • Average Low 2020–2025

    13.3 °C

  • Average 2020–2025

    17.2 °C

  • Average High 2020–2025

    22.7 °C
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