Castle Bay Weather Forecast

    • 8
    • 21

    Sunny

    • 9
    • 21

    Shower or two

    • 15
    • 20

    Showers. Possible storm

    • 9
    • 15

    Showers easing. Wind easing

    • 9
    • 18

    Showers

    • 11
    • 19

    Showers

    • 10
    • 18

    Showers

Today 6 Jun South West

Sunny. Light winds. Daytime maximum temperatures around 20.

Bunbury Geographe Coastal Waters

Dawesville to Cape Naturaliste
Wind
Variable below 10 knots.
Seas
Below 0.5 metres.
1st Swell
Southwesterly 2 to 3 metres.
Weather
Sunny.
Weather Situation
A trough near the west coast is moving inland before stagnating over the Goldfields and inland Gascoyne during this weekend. A pair of cold fronts will quickly sweep across the west coast and south coast early next week.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Castle Bay Temperature Statistics View More

June Temperature

Cape Naturaliste (8km)

  • Lowest 5 June, 2026

    8.8 °C

  • Average June

    13.6 °C

  • Highest 4 June, 2026

    18.5 °C

Climate (2021–Present)

Cape Naturaliste (8km)

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  • Average Low 2021–2026

    13.3 °C

  • Average 2021–2026

    17.2 °C

  • Average High 2021–2026

    22.7 °C
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