Cape Portland Weather Forecast

    • 3
    • 13

    Partly cloudy

    • 7
    • 15

    Windy

    • 4
    • 11

    Shower

    • 3
    • 12

    Shower

    • 7
    • 13

    Shower

    • 6
    • 13

    Shower

    • 5
    • 13

    Shower

Today 12 Jul North East

Partly cloudy. Slight chance of a shower. Snow possible above 1500 metres. Winds westerly 15 to 25 km/h.

Banks Strait and Franklin

Wind
Westerly 15 to 20 knots.
Seas
1 to 1.5 metres.
1st Swell
Northwest to southwesterly around 1 metre.
Weather
Partly cloudy.
Weather Situation
A northwesterly airstream strengthens over Tasmania, ahead of a strong cold front forecast to cross the state during Sunday afternoon and evening. A southwesterly airstream behind the front on Monday is expected to gradually shift westerly, persisting over the state into Tuesday, with weak embedded troughs or cold fronts moving in from the west at times.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Cape Portland Temperature Statistics View More

July Temperature

Swan Island (12km)

  • Lowest 4 July, 2025

    6.4 °C

  • Average July

    11.2 °C

  • Highest 7 July, 2025

    15.3 °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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