Portland Offshore Weather Forecast

    • 10
    • 14

    Possible shower

    • 8
    • 14

    Cloudy

    • 7
    • 16

    Partly cloudy

    • 9
    • 21

    Partly cloudy

    • 11
    • 22

    Partly cloudy

    • 12
    • 23

    Sunny

    • 14
    • 25

    Partly cloudy

Today 13 Oct South West

Cloudy. Medium chance of showers, most likely in the morning and early afternoon. Winds west to northwesterly 15 to 25 km/h turning south to southwesterly 20 to 30 km/h during the morning and early afternoon. Overnight temperatures falling to between 5 and 9 with daytime temperatures reaching around 13.

West Victoria Coastal Waters

SA-Vic Border to Cape Otway
Wind
Westerly 20 to 25 knots, reaching up to 30 knots during the morning. Winds turning south to southwesterly 10 to 15 knots during the day.
Seas
2 to 3 metres, decreasing to 1 to 2 metres around midday.
1st Swell
Southwesterly 3 to 5 metres.
Weather
Cloudy.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Portland Offshore Temperature Statistics View More

October Temperature

Cape Nelson Lighthouse (9 km)

  • Lowest 5 October, 2026

    7.8 °C

  • Average October

    14.1 °C

  • Highest 8 October, 2026

    25.1 °C

Climate (2021–2026)

Cape Nelson Lighthouse (9 km)

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  • Average Low 2021–2026

    11.9 °C

  • Average 2021–2026

    14.4 °C

  • Average High 2021–2026

    17.7 °C
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