Cape Portland Weather Forecast

    • 14
    • 24

    Partly cloudy

    • 12
    • 20

    Shower

    • 9
    • 19

    Shower

    • 7
    • 22

    Partly cloudy

    • 9
    • 20

    Partly cloudy

    • 10
    • 21

    Cloudy

    • 12
    • 23

    Partly cloudy

Today 25 Mar North East

Partly cloudy. High chance of showers about higher ground, medium chance elsewhere. The chance of a thunderstorm during the morning and afternoon. Light winds becoming north to northwesterly 15 to 25 km/h in the middle of the day then tending west to northwesterly in the late afternoon. Daytime maximum temperatures between 19 and 25.

Banks Strait and Franklin

Wind
Variable about 10 knots becoming west to northwesterly 15 to 20 knots in the early afternoon.
Seas
Below 0.5 metres, increasing to around 1 metre during the afternoon.
1st Swell
East to northeasterly around 1 metre.
Weather
Partly cloudy. The chance of a thunderstorm early this morning.
Weather Situation
A cold front approaches from the west today, crossing the state early tomorrow morning, bringing with it a fresh southerly flow during Thursday as a high pressure system lies well to the west of Tasmania.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Cape Portland Temperature Statistics View More

March Temperature

Swan Island (12km)

  • Lowest 13 March, 2026

    10.7 °C

  • Average March

    17.7 °C

  • Highest 10 March, 2026

    23 °C

Climate (2021–Present)

Swan Island (12km)

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  • Average Low 2021–2026

    11.9 °C

  • Average 2021–2026

    14.4 °C

  • Average High 2021–2026

    17.5 °C
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