Cape Portland Weather Forecast

    • 10
    • 20

    Windy

    • 8
    • 19

    Partly cloudy

    • 10
    • 20

    Partly cloudy

    • 13
    • 21

    Shower

    • 14
    • 21

    Shower

    • 10
    • 20

    Shower

    • 12
    • 23

    Shower

Today 3 Apr North East

Partly cloudy. Winds west to southwesterly 15 to 25 km/h tending south to southwesterly 15 to 20 km/h in the morning then becoming light in the late evening. Daytime maximum temperatures between 13 and 19.

Banks Strait and Franklin

Wind
Westerly 20 to 25 knots tending southwesterly 15 to 25 knots in the morning then becoming variable about 10 knots in the early afternoon.
Seas
1 to 2 metres, decreasing to 1 metre around midday.
1st Swell
Northwest to southwesterly below 1 metre.
Weather
Partly cloudy.
Weather Situation
A high pressure system approaches the state from the west moving over the state on Saturday, then out to the east on Sunday. A cold front will then approach from the west during Monday, directing a northerly airstream over the state. Winds are expected to shift west to southwesterly later Monday as the front crosses.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Cape Portland Temperature Statistics View More

April Temperature

Swan Island (12km)

  • Lowest 2 April, 2026

    14.9 °C

  • Average April

    18.1 °C

  • Highest 1 April, 2026

    22.2 °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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