Cape Portland Weather Forecast

    • 7
    • 13

    Windy

    • 1
    • 12

    Cloudy

    • 5
    • 13

    Cloudy

    • 3
    • 14

    Partly cloudy

    • 3
    • 13

    Cloudy

    • 4
    • 13

    Partly cloudy

    • 4
    • 14

    Partly cloudy

Today 4 Jul North East

Partly cloudy. Areas of morning frost about higher ground. Winds westerly 20 to 30 km/h turning southwesterly 15 to 20 km/h in the evening. Daytime maximum temperatures between 7 and 13.

Banks Strait and Franklin

Wind
Westerly 20 to 25 knots, reaching up to 30 knots during the morning and early afternoon. Winds turning southwesterly 15 to 20 knots in the late afternoon.
Seas
2 to 3 metres, decreasing below 2 metres by early evening.
1st Swell
Northwest to southwesterly 1 to 2 metres, decreasing to 1 to 1.5 metres during the morning, then decreasing to around 1 metre during the afternoon.
Weather
Partly cloudy.
Weather Situation
A cold and gusty southwesterly airstream prevails over Tasmania. A very strong high pressure centre will then move over the state on Sunday and remain in the vicinity during Monday, bringing settled weather to the state. A cold front is expected to briefly cross the south on Tuesday, before the high reinstates itself.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Cape Portland Temperature Statistics View More

July Temperature

Swan Island (12km)

  • Lowest 3 July, 2026

    9.1 °C

  • Average July

    12.6 °C

  • Highest 1 July, 2026

    15.8 °C

Climate (2021–2026)

Swan Island (12km)

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  • Average Low 2021–2026

    12 °C

  • Average 2021–2026

    14.4 °C

  • Average High 2021–2026

    17.5 °C
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