Dunsborough Weather Forecast

    • 12
    • 21

    Possible shower

    • 13
    • 20

    Showers easing. Wind easing

    • 13
    • 20

    Shower or two

    • 11
    • 21

    Mostly sunny

    • 11
    • 24

    Sunny

    • 15
    • 25

    Sunny

    • 16
    • 23

    Shower or two

Today 11 Sep South West

Partly cloudy. Slight chance of a shower in the west later this evening. Near zero chance of rain elsewhere. Winds north to northwesterly 15 to 25 km/h.

Bunbury Geographe Coastal Waters

Dawesville to Cape Naturaliste
Wind
Northerly 15 to 20 knots turning northwesterly in the late afternoon. Winds reaching up to 25 knots offshore in the late evening.
Seas
1 to 1.5 metres.
1st Swell
Southwesterly 1.5 to 2.5 metres.
Weather
Partly cloudy.
Weather Situation
East to northeasterly winds continue with a ridge to the southeast. Winds will turn north to northwesterly today ahead of a weak cold front moving over the southwest corner on Saturday morning. A second weak cold front will brush the southern coastal waters later Sunday. A west coast trough develops inland Monday, pushing over the waters from Tuesday.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Dunsborough Temperature Statistics View More

September Temperature

Cape Naturaliste (12km)

  • Lowest 7 September, 2026

    8.8 °C

  • Average September

    14.2 °C

  • Highest 8 September, 2026

    20.5 °C

Climate (2021–2026)

Cape Naturaliste (12km)

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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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