Cape Portland Weather Forecast

    • 9
    • 19

    Cloudy

    • 9
    • 20

    Partly cloudy

    • 9
    • 21

    Sunny

    • 10
    • 22

    Sunny

    • 10
    • 23

    Partly cloudy

    • 12
    • 21

    Partly cloudy

    • 9
    • 23

    Partly cloudy

Today 16 Oct North East

Cloudy. Light winds becoming north to northeasterly 15 to 20 km/h in the morning then becoming light in the evening. Overnight temperatures falling to between 3 and 9 with daytime temperatures reaching between 15 and 19.

Banks Strait and Franklin

Wind
Northeasterly 10 to 15 knots decreasing to about 10 knots in the late evening.
Seas
Below 1 metre.
1st Swell
Northeast to southeasterly around 1 metre.
Weather
Cloudy.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Cape Portland Temperature Statistics View More

October Temperature

Swan Island (12 km)

  • Lowest 7 October, 2026

    6.2 °C

  • Average October

    13.1 °C

  • Highest 11 October, 2026

    18.6 °C

Climate (2021–2026)

Swan Island (12 km)

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  • Average Low 2021–2026

    12.1 °C

  • Average 2021–2026

    14.5 °C

  • Average High 2021–2026

    17.6 °C
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