Foster Islands Weather Forecast

    • 12
    • 13

    Windy

    • 12
    • 13

    Windy

    • 11
    • 13

    Shower

    • 11
    • 12

    Windy

    • 11
    • 13

    Shower

    • 10
    • 12

    Shower

    • 10
    • 13

    Shower

Today 31 Aug North East

Mostly clear. Winds westerly 25 to 40 km/h.

Banks Strait and Franklin

Wind
Westerly 20 to 30 knots.
Seas
2 to 2.5 metres.
1st Swell
Northwest to southwesterly around 1 metre.
Weather
Mostly clear.
Weather Situation
A high pressure system over South Australia maintains a westerly stream over Tasmania. A cold front will pass to the south of the state on Monday. A northwesterly airstream develops on Tuesday ahead of an approaching cold front, expected to move over the state Tuesday and Wednesday.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Foster Islands Temperature Statistics View More

August Temperature

Swan Island (12km)

  • Lowest 17 August, 2025

    5.2 °C

  • Average August

    11.5 °C

  • Highest 20 August, 2025

    17 °C

Climate (2020–Present)

Swan Island (12km)

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  • Average Low 2020–2025

    12 °C

  • Average 2020–2025

    14.4 °C

  • Average High 2020–2025

    17.5 °C
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