Dunsborough Boat Ramp Weather Forecast

    • 11
    • 18

    Possible shower

    • 11
    • 19

    Cloudy

    • 9
    • 21

    Partly cloudy

    • 9
    • 21

    Mostly sunny

    • 11
    • 21

    Shower or two

    • 14
    • 21

    Possible shower

    • 10
    • 22

    Partly cloudy

Today 30 Sep South West

Cloudy. Medium chance of showers, most likely in the late afternoon and evening. Winds southwesterly 15 to 20 km/h turning westerly 20 to 30 km/h in the morning. Daytime maximum temperatures around 17.

Bunbury Geographe Coastal Waters

Dawesville to Cape Naturaliste
Wind
Southwesterly 15 to 20 knots.
Seas
1 to 1.5 metres, decreasing to 1 metre around midday, then 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
Cloudy.
Weather Situation
A weak cold front will cross the west coast early this morning and move east over inland areas and along the south coast during the day, followed by another weak front brushing the south coast tonight. A ridge will extend over southern WA from Thursday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Dunsborough Boat Ramp Temperature Statistics View More

September Temperature

Cape Naturaliste (10km)

  • Lowest 26 September, 2026

    8.3 °C

  • Average September

    15 °C

  • Highest 16 September, 2026

    25.4 °C

Climate (2021–2026)

Cape Naturaliste (10km)

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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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