Dunsborough Beach Weather Forecast

    • 15
    • 22

    Showers. Windy

    • 12
    • 19

    Showers easing. Windy

    • 13
    • 20

    Partly cloudy

    • 10
    • 21

    Partly cloudy

    • 12
    • 21

    Possible shower

    • 11
    • 21

    Mostly sunny

    • 11
    • 20

    Shower or two

Today 18 Sep South West

Cloudy. Very high chance of showers. The chance of a thunderstorm near the Southwest Capes. Winds north to northwesterly 25 to 35 km/h.

Bunbury Geographe Coastal Waters

Dawesville to Cape Naturaliste
Wind
Northwesterly 15 to 25 knots increasing to 20 to 30 knots in the evening. Winds reaching up to 35 knots offshore in the late evening.
Seas
1.5 to 2.5 metres.
1st Swell
West to southwesterly 1 to 1.5 metres inshore, increasing to 1.5 to 2 metres offshore.
Weather
Cloudy. 95% chance of showers. The chance of a thunderstorm.
Weather Situation
A cold front is crossing the western waters today, followed by the southern waters throughout Saturday. Followed by a couple of troughs which will brush the southern waters early next week.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Dunsborough Beach Temperature Statistics View More

September Temperature

Cape Naturaliste (13km)

  • Lowest 7 September, 2026

    8.8 °C

  • Average September

    15.4 °C

  • Highest 16 September, 2026

    25.4 °C

Climate (2021–2026)

Cape Naturaliste (13km)

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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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