Cape Sir William Grant Weather Forecast

    • 11
    • 25

    Sunny

    • 14
    • 24

    Mostly sunny

    • 15
    • 25

    Possible shower

    • 12
    • 19

    Possible shower

    • 10
    • 19

    Partly cloudy

    • 10
    • 23

    Partly cloudy

    • 11
    • 19

    Partly cloudy

Today 23 Apr South West

Sunny. The chance of fog in the south in the late morning. Winds northerly 15 to 25 km/h. Daytime maximum temperatures in the mid to high 20s.

West Victoria Coastal Waters

SA-Vic Border to Cape Otway
Wind
North to northeasterly about 10 knots increasing to 10 to 15 knots in the late afternoon.
Seas
Below 1 metre.
1st Swell
Southwesterly 2.5 to 3 metres.
Weather
Sunny day. Patches of morning fog with reduced visibility.
Weather Situation
A trough over central Bass Strait will weaken this morning as a high pressure ridge strengthens over Victoria. The ridge will slowly drift into the Tasman Sea over the coming days before a weak front enters western waters on Saturday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Cape Sir William Grant Temperature Statistics View More

April Temperature

Cape Nelson Lighthouse (7km)

  • Lowest 19 April, 2026

    9.2 °C

  • Average April

    15.1 °C

  • Highest 19 April, 2026

    23 °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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