Outer Sister Island Weather Forecast

    • 16
    • 19

    Partly cloudy

    • 17
    • 17

    Shower

    • 16
    • 17

    Storm

    • 14
    • 17

    Shower

    • 15
    • 16

    Windy

    • 14
    • 15

    Shower

    • 15
    • 15

    Windy

Today 18 Dec Furneaux Islands

Partly cloudy. Light winds becoming west to southwesterly 15 to 20 km/h in the early afternoon then becoming light in the late afternoon. Daytime maximum temperatures around 30.

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  • Temperature Forecast Bureau of Meteorology

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Outer Sister Island Temperature Statistics View More

December Temperature

Flinders Island Airport (48km)

  • Lowest 11 December, 2025

    5.7 °C

  • Average December

    15.1 °C

  • Highest 4 December, 2025

    29 °C

Climate (2020–Present)

Flinders Island Airport (48km)

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  • Average Low 2020–2025

    10.4 °C

  • Average 2020–2025

    14.3 °C

  • Average High 2020–2025

    18.3 °C
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