Cape Duquesne Weather Forecast

    • 10
    • 15

    Cloudy

    • 7
    • 16

    Cloudy

    • 9
    • 17

    Shower or two

    • 9
    • 15

    Shower or two

    • 9
    • 16

    Partly cloudy

    • 7
    • 18

    Partly cloudy

    • 9
    • 17

    Shower or two

Today 22 Aug South West

Cloudy. Winds southwesterly 15 to 25 km/h becoming light in the evening.

West Victoria Coastal Waters

SA-Vic Border to Cape Otway
Wind
West to southwesterly 10 to 15 knots, reaching up to 20 knots in the far east in the late afternoon. Winds tending west to northwesterly below 10 knots in the evening.
Seas
1 to 1.5 metres, decreasing below 1 metre later in the evening.
1st Swell
Southwesterly 4 to 5 metres.
Weather
Cloudy.
Weather Situation
A ridge of high pressure over northern parts of the State will remain throughout the weekend as a cold front passes well to the south in a broad westerly flow. The ridge will weaken and move over the Tasman Sea on Monday and a low pressure system and associated trough will approach from the west, moving quickly over the north of the State on Tuesday and out of the Tasman on Wednesday.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Cape Duquesne Temperature Statistics View More

August Temperature

Portland Airport (11km)

  • Lowest 2 August, 2026

    2.2 °C
  • Average August

    10.6 °C
  • Highest 19 August, 2026

    17.6 °C

Climate (2021–2026)

Portland Airport (11km)

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  • Average Low 2021–2026

    9.7 °C
  • Average 2021–2026

    13.5 °C
  • Average High 2021–2026

    18.2 °C
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