Duncan Weather Forecast

    • 9
    • 19

    Shower or two

    • 9
    • 17

    Showers

    • 8
    • 17

    Cloudy

    • 10
    • 19

    Shower or two

    • 7
    • 18

    Cloudy

    • 7
    • 16

    Cloudy

    • 7
    • 18

    Partly cloudy

Today 15 Nov Kangaroo Island

Partly cloudy. The chance of fog in the early morning. Medium chance of showers from the late morning. Light winds becoming west to southwesterly 15 to 25 km/h in the middle of the day. Overnight temperatures falling to around 10 with daytime temperatures reaching around 20.

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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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