Cape Sir William Grant Weather Forecast

    • 9
    • 15

    Showers increasing

    • 10
    • 16

    Showers easing

    • 9
    • 17

    Possible shower

    • 7
    • 16

    Partly cloudy

    • 9
    • 18

    Sunny

    • 11
    • 17

    Showers

    • 9
    • 16

    Possible shower

Today 5 Jun South West

Cloudy. High chance of showers in the south, slight chance elsewhere. Winds southwesterly 15 to 25 km/h turning westerly during the morning. Daytime maximum temperatures around 14.

West Victoria Coastal Waters

SA-Vic Border to Cape Otway
Wind
Southwesterly 15 to 20 knots turning westerly 20 to 25 knots in the morning. Winds reaching up to 30 knots in the east in the late afternoon.
Seas
1.5 to 2 metres, decreasing to 1.5 metres during the morning, then increasing to 1.5 to 2 metres during the afternoon.
1st Swell
Southerly 3 metres, tending southwesterly 2 to 3 metres during the morning.
Weather
Cloudy. 90% chance of showers.
Weather Situation
A low pressure system in the western Tasman Sea will continue moving east. A new weak trough will skim the south later today before a ridge of high pressure develops over the state on Saturday. This ridge will persist over Victoria on the long weekend as the high pressure centre moves to the north and Sunday and then into the Tasman by Monday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Cape Sir William Grant Temperature Statistics View More

June Temperature

Cape Nelson Lighthouse (7km)

  • Lowest 1 June, 2026

    8.8 °C

  • Average June

    12 °C

  • Highest 2 June, 2026

    16.2 °C

Climate (2021–Present)

Cape Nelson Lighthouse (7km)

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  • Average Low 2021–2026

    11.8 °C

  • Average 2021–2026

    14.3 °C

  • Average High 2021–2026

    17.6 °C
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