Portland Bay Marina Weather Forecast

    • 9
    • 13

    Cloudy

    • 9
    • 13

    Possible shower

    • 4
    • 14

    Mostly sunny

    • 4
    • 14

    Partly cloudy

    • 4
    • 14

    Partly cloudy

    • 4
    • 13

    Partly cloudy

    • 4
    • 14

    Partly cloudy

Today 4 Jul South West

Cloudy. Slight chance of a shower near the Otways, near zero chance elsewhere. Light winds.

West Victoria Coastal Waters

SA-Vic Border to Cape Otway
Wind
Southerly 10 to 15 knots.
Seas
Around 1 metre.
1st Swell
Southwesterly 4 to 5 metres.
Weather
Cloudy.
Weather Situation
A high pressure system to the west of Bass Strait is directing a cool southerly airstream across Victoria. Winds will tend southeasterly on Sunday as the high moves over Tasmania, with the high then remaining near stationary into the middle of the week.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Portland Bay Marina Temperature Statistics View More

July Temperature

Cape Nelson Lighthouse (11km)

  • Lowest 3 July, 2026

    7.4 °C

  • Average July

    11.9 °C

  • Highest 1 July, 2026

    17.4 °C

Climate (2021–2026)

Cape Nelson Lighthouse (11km)

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  • Average Low 2021–2026

    11.8 °C

  • Average 2021–2026

    14.4 °C

  • Average High 2021–2026

    17.6 °C
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