Cape Sir William Grant Weather Forecast

    • 7
    • 15

    Showers increasing

    • 7
    • 14

    Showers

    • 9
    • 15

    Showers easing

    • 9
    • 15

    Shower or two

    • 8
    • 14

    Possible shower

    • 7
    • 15

    Partly cloudy

    • 6
    • 16

    Partly cloudy

Today 11 Aug South West

Cloudy. High chance of showers, most likely in the afternoon and evening. Winds westerly 15 to 20 km/h turning north to northwesterly 20 to 30 km/h during the morning. Overnight temperatures falling to between 4 and 7 with daytime temperatures reaching between 12 and 15.

West Victoria Coastal Waters

SA-Vic Border to Cape Otway
Wind
Westerly 15 to 20 knots turning northwesterly early in the morning. Winds reaching up to 30 knots offshore in the late evening.
Seas
1 to 1.5 metres, increasing to 1.5 to 2.5 metres around midday.
1st Swell
Southwesterly 3 metres, increasing to 3 to 4 metres in the west.
Weather
Cloudy. 95% chance of showers.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Cape Sir William Grant Temperature Statistics View More

August Temperature

Cape Nelson Lighthouse (7km)

  • Lowest 1 August, 2026

    5.6 °C

  • Average August

    11.2 °C

  • Highest 2 August, 2026

    15.7 °C

Climate (2021–2026)

Cape Nelson Lighthouse (7km)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2021–2026

    11.9 °C

  • Average 2021–2026

    14.4 °C

  • Average High 2021–2026

    17.6 °C
Get WillyWeather+ to remove ads