Cape Sir William Grant Weather Forecast

    • 8
    • 14

    Partly cloudy

    • 6
    • 16

    Partly cloudy

    • 10
    • 25

    Cloudy

    • 14
    • 20

    Showers

    • 11
    • 17

    Showers

    • 8
    • 15

    Partly cloudy

    • 7
    • 14

    Cloudy

Today 27 Sep South West

Mostly clear. Winds southeasterly 15 to 25 km/h.

West Victoria Coastal Waters

SA-Vic Border to Cape Otway
Wind
Southeasterly 15 to 20 knots.
Seas
Around 1 metre, increasing to 1 to 1.5 metres in the west by early evening.
1st Swell
Southwesterly 3 metres.
Weather
Partly cloudy.
Weather Situation
A high pressure will build south of the Bight and extend a ridge over Victoria. This high will slowly drift through Bass Strait and then into the Tasman Sea by Tuesday as a trough approaches from the west. This trough will cross Victoria on Wednesday with a second trough following on Thursday.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Cape Sir William Grant Temperature Statistics View More

September Temperature

Cape Nelson Lighthouse (7km)

  • Lowest 8 September, 2026

    3.5 °C

  • Average September

    13.2 °C

  • Highest 20 September, 2026

    25.5 °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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