Duck Island Weather Forecast

    • 9
    • 17

    Shower

    • 7
    • 15

    Cloudy

    • 9
    • 15

    Shower

    • 6
    • 17

    Partly cloudy

    • 9
    • 18

    Shower

    • 9
    • 14

    Shower

    • 8
    • 14

    Shower

Today 20 Aug Central

Partly cloudy. The chance of morning fog about the ranges. High chance of showers, most likely late this afternoon and evening. Winds northwesterly 15 to 25 km/h. Daytime maximum temperatures between 12 and 18.

Port Phillip Local Waters

Wind
Northwesterly 10 to 15 knots.
Seas
Below 1 metre.
Weather
Partly cloudy. 80% chance of showers.
Weather Situation
A large high pressure system centred over the Tasman Sea is responsible for northerly winds across Victoria. A trough will move across the state today. A ridge of high pressure will become established over the north on Friday and over the weekend and a couple of weak troughs will pass to the south in a broad westerly flow.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Duck Island Temperature Statistics View More

August Temperature

Avalon Airport (28km)

  • Lowest 1 August, 2026

    -0.7 °C

  • Average August

    10.7 °C

  • Highest 18 August, 2026

    19.8 °C

Climate (2021–2026)

Avalon Airport (28km)

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  • Average Low 2021–2026

    9.8 °C

  • Average 2021–2026

    14.6 °C

  • Average High 2021–2026

    20.6 °C
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