Castle Point Weather Forecast

    • 9
    • 21

    Sunny

    • 10
    • 21

    Cloud clearing

    • 11
    • 21

    Mostly sunny

    • 12
    • 21

    Partly cloudy

    • 14
    • 20

    Showers easing

    • 14
    • 21

    Showers

    • 11
    • 20

    Cloudy

Today 8 Sep South West

Partly cloudy. Winds southeasterly 15 to 25 km/h turning easterly in the late morning and afternoon. Daytime maximum temperatures around 19.

Bunbury Geographe Coastal Waters

Dawesville to Cape Naturaliste
Wind
Southeasterly 15 to 20 knots turning easterly in the evening. Winds reaching up to 25 knots offshore during the morning and again in the evening.
Seas
1 to 1.5 metres, decreasing to 1 metre during the afternoon, then increasing to 1 to 1.5 metres by early evening.
1st Swell
Southwesterly 2 to 3 metres inshore, increasing to 2.5 to 4 metres offshore.
Weather
Cloud clearing.
Weather Situation
East to southeasterly winds will prevail over the coastal waters as a strong high develops in the Bight. As the high moves east, a west coast trough may develop on Thursday, ahead of the next cold front crossing the southern districts during the weekend.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Castle Point Temperature Statistics View More

September Temperature

Cape Naturaliste (9km)

  • Lowest 7 September, 2026

    8.8 °C

  • Average September

    13.6 °C

  • Highest 5 September, 2026

    20 °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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