Cape Sir William Grant Weather Forecast

    • 6
    • 15

    Partly cloudy

    • 8
    • 15

    Cloudy

    • 7
    • 17

    Cloud clearing

    • 8
    • 19

    Showers increasing

    • 8
    • 15

    Shower or two

    • 9
    • 16

    Showers

    • 9
    • 16

    Showers

Today 29 Aug South West

Partly cloudy. Patchy morning fog. Light winds becoming west to southwesterly 15 to 20 km/h in the morning then tending south to southwesterly in the middle of the day. Daytime maximum temperatures around 16.

West Victoria Coastal Waters

SA-Vic Border to Cape Otway
Wind
Southwesterly 10 to 15 knots.
Seas
Around 1 metre.
1st Swell
Southwesterly 2.5 to 3 metres.
Weather
Cloudy.
Weather Situation
A high pressure system in the Bight extends a ridge over the State during the weekend. The high moves across the State and into the Tasman Sea on Monday. A cold front approaches from the west later Tuesday.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Cape Sir William Grant Temperature Statistics View More

August Temperature

Cape Nelson Lighthouse (7km)

  • Lowest 1 August, 2026

    5.6 °C

  • Average August

    11.9 °C

  • Highest 19 August, 2026

    17.9 °C

Climate (2021–2026)

Cape Nelson Lighthouse (7km)

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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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