Portland Bay Marina Weather Forecast

    • 8
    • 14

    Partly cloudy

    • 6
    • 16

    Partly cloudy

    • 9
    • 15

    Showers easing

    • 7
    • 17

    Partly cloudy

    • 7
    • 22

    Sunny

    • 13
    • 22

    Shower or two

    • 11
    • 16

    Showers

Today 4 Oct South West

Partly cloudy. Winds southerly 15 to 20 km/h becoming light in the evening. Daytime maximum temperatures between 15 and 18.

West Victoria Coastal Waters

SA-Vic Border to Cape Otway
Wind
Southerly 10 to 15 knots, reaching up to 20 knots in the far east during the morning. Winds decreasing to about 10 knots in the middle of the day.
Seas
Around 1 metre.
1st Swell
Southwesterly 2.5 to 3 metres.
Weather
Partly cloudy.
Weather Situation
A low pressure system located near the Gippsland coast is moving southeast into eastern Bass Strait during this morning, weakening as it moves further away. A weak high pressure system in the Bight will extend a ridge over the State during today and Monday. A cold front is forecast to cross southern Victoria Tuesday morning, ahead of another high developing in the Bight.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Portland Bay Marina Temperature Statistics View More

October Temperature

Cape Nelson Lighthouse (11km)

  • Lowest 2 October, 2026

    11.8 °C

  • Average October

    13.4 °C

  • Highest 1 October, 2026

    15.8 °C

Climate (2021–2026)

Cape Nelson Lighthouse (11km)

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  • Average Low 2021–2026

    11.9 °C

  • Average 2021–2026

    14.4 °C

  • Average High 2021–2026

    17.6 °C
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