Cape Sir William Grant Weather Forecast

    • 13
    • 18

    Rain

    • 11
    • 17

    Shower or two

    • 8
    • 17

    Possible shower

    • 9
    • 16

    Showers

    • 10
    • 16

    Shower or two

    • 9
    • 17

    Possible shower

    • 9
    • 17

    Shower or two

Today 16 May South West

Cloudy. Very high chance of rain. Winds northeasterly 15 to 25 km/h turning northerly 25 to 35 km/h during the morning then decreasing to 15 to 20 km/h in the evening. Overnight temperatures falling to around 13 with daytime temperatures reaching between 17 and 21.

West Victoria Coastal Waters

SA-Vic Border to Cape Otway
Wind
North to northeasterly 15 to 20 knots tending north to northwesterly 10 to 15 knots during the day.
Seas
Around 1 metre, increasing to 1 to 1.5 metres offshore.
1st Swell
West to southwesterly 2 metres, increasing to 2 to 3 metres during the morning.
Weather
Cloudy. Near 100% chance of rain.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Cape Sir William Grant Temperature Statistics View More

May Temperature

Cape Nelson Lighthouse (7km)

  • Lowest 7 May, 2026

    6.7 °C

  • Average May

    15.1 °C

  • Highest 1 May, 2026

    28.1 °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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