Portland Bay Marina Weather Forecast

    • 6
    • 15

    Mostly sunny

    • 6
    • 16

    Mostly sunny

    • 6
    • 15

    Mostly sunny

    • 7
    • 15

    Partly cloudy

    • 7
    • 16

    Shower or two

    • 8
    • 16

    Showers

    • 7
    • 13

    Showers

Today 17 Jul South West

Partly cloudy. Patchy morning fog. Light winds becoming north to northwesterly 15 to 20 km/h in the middle of the day then becoming light in the late afternoon. Overnight temperatures falling to between 3 and 6 with daytime temperatures reaching around 14.

West Victoria Coastal Waters

SA-Vic Border to Cape Otway
Wind
Northwesterly about 10 knots increasing to 10 to 15 knots before dawn. Winds reaching up to 20 knots in the west during the morning and early afternoon.
Seas
Below 1 metre, increasing to 1 to 1.5 metres offshore during the morning.
1st Swell
Southwesterly 2.5 to 3 metres inshore, increasing to 3 to 4 metres offshore.
Weather
Partly cloudy.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Portland Bay Marina Temperature Statistics View More

July Temperature

Cape Nelson Lighthouse (11km)

  • Lowest 6 July, 2026

    5.4 °C

  • Average July

    11.6 °C

  • Highest 1 July, 2026

    17.4 °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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