Duncan Weather Forecast

    • 11
    • 19

    Possible shower

    • 8
    • 19

    Cloudy

    • 8
    • 17

    Cloudy

    • 7
    • 19

    Partly cloudy

    • 11
    • 22

    Showers

    • 13
    • 26

    Mostly sunny

    • 13
    • 25

    Shower or two

Today 18 Nov Kangaroo Island

Cloudy. Medium chance of showers, becoming less likely this afternoon. Winds westerly 25 to 35 km/h tending southwesterly 20 to 30 km/h in the evening then becoming light in the late evening. Daytime maximum temperatures between 18 and 22.

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Duncan Temperature Statistics View More

November Temperature

Kingscote Airport (35km)

  • Lowest 12 November, 2025

    0.2 °C

  • Average November

    13.8 °C

  • Highest 13 November, 2025

    24.5 °C

Climate (2020–Present)

Kingscote Airport (35km)

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  • Average Low 2020–2025

    9.2 °C

  • Average 2020–2025

    14.7 °C

  • Average High 2020–2025

    21.1 °C
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