Portland Offshore Weather Forecast

    • 7
    • 16

    Partly cloudy

    • 9
    • 19

    Possible shower

    • 11
    • 16

    Rain easing

    • 8
    • 15

    Partly cloudy

    • 6
    • 16

    Showers

    • 11
    • 16

    Showers

    • 10
    • 16

    Showers

Today 11 Jun South West

Partly cloudy. The chance of morning fog. Slight chance of a shower at night. Light winds becoming northeasterly 15 to 20 km/h in the late evening. Overnight temperatures falling to around 5 with daytime temperatures reaching around 16.

West Victoria Coastal Waters

SA-Vic Border to Cape Otway
Wind
West to northwesterly about 10 knots becoming northerly in the morning then tending northeasterly 10 to 15 knots in the late afternoon.
Seas
Below 1 metre.
1st Swell
Southwesterly 3 to 5 metres.
Weather
Partly cloudy.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Portland Offshore Temperature Statistics View More

June Temperature

Cape Nelson Lighthouse (9km)

  • Lowest 1 June, 2026

    8.8 °C

  • Average June

    13 °C

  • Highest 9 June, 2026

    18.3 °C

Climate (2021–Present)

Cape Nelson Lighthouse (9km)

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  • Average Low 2021–2026

    11.8 °C

  • Average 2021–2026

    14.3 °C

  • Average High 2021–2026

    17.6 °C
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