Willoughby Weather Forecast

    • 12
    • 16

    Shower

    • 10
    • 15

    Shower

    • 10
    • 17

    Partly cloudy

    • 14
    • 19

    Shower

    • 12
    • 16

    Shower

    • 10
    • 14

    Shower

    • 9
    • 14

    Shower

Today 22 Aug Kangaroo Island

Partly cloudy. High chance of showers, most likely in the morning and afternoon. Winds west to northwesterly 15 to 20 km/h tending north to northwesterly 15 to 25 km/h before dawn then turning westerly during the morning. Overnight temperatures falling to around 10 with daytime temperatures reaching around 17.

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Willoughby Temperature Statistics View More

August Temperature

Cape Willoughby (4km)

  • Lowest 16 August, 2025

    6.4 °C

  • Average August

    12.4 °C

  • Highest 11 August, 2025

    17.8 °C

Climate (2020–Present)

Cape Willoughby (4km)

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  • Average Low 2020–2025

    13.3 °C

  • Average 2020–2025

    15.4 °C

  • Average High 2020–2025

    18.4 °C
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