Portland Offshore Weather Forecast

    • 9
    • 14

    Showers. Becoming windy

    • 9
    • 14

    Showers increasing

    • 10
    • 16

    Shower or two. Windy

    • 11
    • 16

    Shower or two

    • 10
    • 18

    Showers

    • 9
    • 13

    Shower or two. Becoming windy

    • 7
    • 13

    Partly cloudy

Today 20 Sep South West

Cloudy. Very high chance of showers, most likely in the late morning and afternoon. Winds west to northwesterly 25 to 35 km/h. Overnight temperatures falling to between 5 and 8 with daytime temperatures reaching around 14.

West Victoria Coastal Waters

SA-Vic Border to Cape Otway
Wind
Westerly 20 to 30 knots, reaching up to 35 knots in the evening.
Seas
2 to 3 metres.
1st Swell
Southwesterly 5 to 7 metres.
Weather
Cloudy. 95% chance of showers.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Portland Offshore Temperature Statistics View More

September Temperature

Cape Nelson Lighthouse (9km)

  • Lowest 15 September, 2024

    7.3 °C

  • Average September

    12.3 °C

  • Highest 4 September, 2024

    19.3 °C

Climate (2019–Present)

Cape Nelson Lighthouse (9km)

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  • Average Low 2019–2024

    11.6 °C

  • Average 2019–2024

    14.2 °C

  • Average High 2019–2024

    17.6 °C
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