Castle Point Weather Forecast

    • 8
    • 19

    Partly cloudy

    • 9
    • 20

    Partly cloudy

    • 10
    • 19

    Possible shower

    • 7
    • 18

    Possible shower

    • 11
    • 19

    Showers

    • 11
    • 18

    Showers

    • 9
    • 18

    Shower or two

Today 21 Aug South West

Partly cloudy. The chance of morning fog in the north. Light winds. Daytime maximum temperatures around 19.

Bunbury Geographe Coastal Waters

Dawesville to Cape Naturaliste
Wind
East to southeasterly about 10 knots tending southerly 10 to 15 knots in the evening then tending southeasterly in the late evening.
Seas
Below 1 metre.
1st Swell
Southwesterly 2.5 to 3 metres.
Weather
Partly cloudy.
Weather Situation
A weak ridge lies across southern WA. A trough will deepen down the west coast later today, moving inland later on Saturday ahead of another weak cold front reaching the lower west coast on Sunday. A new ridge will begin to develop across the west coast later Sunday and into Monday behind the trough and as the weak cold front moves east along the south coast.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Castle Point Temperature Statistics View More

August Temperature

Cape Naturaliste (9km)

  • Lowest 2 August, 2026

    6 °C

  • Average August

    13.4 °C

  • Highest 3 August, 2026

    21.6 °C

Climate (2021–2026)

Cape Naturaliste (9km)

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  • Average Low 2021–2026

    13.2 °C

  • Average 2021–2026

    17.2 °C

  • Average High 2021–2026

    22.7 °C
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