Cape Sir William Grant Weather Forecast

    • 7
    • 16

    Cloudy

    • 9
    • 17

    Showers increasing

    • 10
    • 15

    Showers easing

    • 8
    • 15

    Cloudy

    • 6
    • 17

    Partly cloudy

    • 8
    • 16

    Shower or two

    • 8
    • 14

    Shower or two

Today 23 Aug South West

Cloudy. Patchy morning fog. Slight chance of a shower. Light winds becoming northwesterly 15 to 25 km/h in the morning then tending northerly 15 to 20 km/h in the evening. Overnight temperatures falling to around 4 with daytime temperatures reaching around 15.

West Victoria Coastal Waters

SA-Vic Border to Cape Otway
Wind
West to northwesterly 10 to 15 knots tending north to northwesterly during the day. Winds reaching up to 20 knots in the east in the early afternoon.
Seas
Around 1 metre.
1st Swell
Southwesterly 3 to 4 metres, decreasing to 3 metres later in the evening.
Weather
Cloudy.
Graph Plots Open in Graphs

  • 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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