Cape Sir William Grant Weather Forecast

    • 10
    • 15

    Partly cloudy

    • 10
    • 14

    Possible shower

    • 8
    • 14

    Cloudy

    • 7
    • 16

    Partly cloudy

    • 9
    • 21

    Partly cloudy

    • 10
    • 21

    Mostly sunny

    • 11
    • 23

    Sunny

Today 12 Oct South West

Partly cloudy. Slight chance of a shower in the early afternoon. Winds westerly 25 to 35 km/h. Daytime maximum temperatures around 16.

West Victoria Coastal Waters

SA-Vic Border to Cape Otway
Wind
Westerly 20 to 25 knots, reaching up to 30 knots in the evening.
Seas
1.5 to 2.5 metres.
1st Swell
Southwesterly 2.5 to 3 metres inshore, increasing to 3 to 4 metres offshore.
Weather
Partly cloudy.
Weather Situation
A cold front over western waters will to clear to the far east of Bass Strait by late Monday afternoon. A southwesterly airstream will follow as a new high drifts eastwards across the Bight early this week. By Thursday the high will be centred to the southeast of Tasmania, directing an easterly flow over Bass Strait.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Cape Sir William Grant Temperature Statistics View More

October Temperature

Cape Nelson Lighthouse (7 km)

  • Lowest 5 October, 2026

    7.8 °C

  • Average October

    14 °C

  • Highest 8 October, 2026

    25.1 °C

Climate (2021–2026)

Cape Nelson Lighthouse (7 km)

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  • Average Low 2021–2026

    11.9 °C

  • Average 2021–2026

    14.4 °C

  • Average High 2021–2026

    17.7 °C
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