Cape Sir William Grant Weather Forecast

    • 8
    • 14

    Cloudy

    • 5
    • 17

    Partly cloudy

    • 11
    • 25

    Cloudy

    • 14
    • 19

    Showers

    • 10
    • 17

    Showers

    • 9
    • 14

    Partly cloudy

    • 8
    • 15

    Cloudy

Today 27 Sep South West

Partly cloudy. Winds southeasterly 20 to 30 km/h. Daytime maximum temperatures around 15.

West Victoria Coastal Waters

SA-Vic Border to Cape Otway
Wind
Southeasterly 15 to 20 knots.
Seas
1 to 1.5 metres.
1st Swell
Southwesterly 3 metres.
Weather
Cloudy.
Weather Situation
A strong high pressure system is building south of the Bight. This high will extend a ridge over Tasmania and along the east coast of NSW on Sunday, before moving into the Tasman Sea late Monday. A weak trough may move into the west of Victoria on Tuesday.
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 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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