Cape Sir William Grant Weather Forecast

    • 9
    • 14

    Cloudy

    • 4
    • 14

    Becoming cloudy

    • 8
    • 13

    Cloudy

    • 8
    • 14

    Partly cloudy

    • 6
    • 16

    Partly cloudy

    • 8
    • 20

    Sunny

    • 12
    • 21

    Shower or two

Today 7 Sep South West

Cloudy. Slight chance of a shower about the ranges in the late morning. Near zero chance of rain elsewhere. Winds southerly 20 to 30 km/h becoming light in the late evening. Daytime maximum temperatures around 14.

West Victoria Coastal Waters

SA-Vic Border to Cape Otway
Wind
Southerly 15 to 20 knots decreasing to about 10 knots in the evening.
Seas
1.5 to 2 metres, decreasing to 1 to 1.5 metres around midday, then decreasing below 1 metre by early evening.
1st Swell
Southwesterly 2.5 to 3 metres.
Weather
Partly cloudy.
Weather Situation
A high pressure ridge lies over northern Victoria, while a weak cold front is expected to cross southern Victoria through today. The ridge will extend across the state Tuesday, before another weak cold front clips southern Victoria later that day. A high pressure system will approach from the west from Wednesday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Cape Sir William Grant Temperature Statistics View More

September Temperature

Cape Nelson Lighthouse (7km)

  • Lowest 1 September, 2026

    9.2 °C

  • Average September

    13 °C

  • Highest 1 September, 2026

    19.3 °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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