Willoughby Weather Forecast

    • 12
    • 20

    Partly cloudy

    • 16
    • 25

    Windy

    • 14
    • 20

    Shower

    • 14
    • 18

    Shower

    • 11
    • 15

    Partly cloudy

    • 11
    • 15

    Cloudy

    • 11
    • 16

    Partly cloudy

Today 28 Sep Kangaroo Island

Partly cloudy. Winds easterly 20 to 30 km/h turning northeasterly in the late morning and afternoon. Overnight temperatures falling to around 10 with daytime temperatures reaching the low 20s.

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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Willoughby Temperature Statistics View More

September Temperature

Cape Willoughby (4km)

  • Lowest 2 September, 2026

    9.9 °C

  • Average September

    14 °C

  • Highest 24 September, 2026

    24.8 °C

Climate (2021–2026)

Cape Willoughby (4km)

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  • Average Low 2021–2026

    13.4 °C

  • Average 2021–2026

    15.4 °C

  • Average High 2021–2026

    18.5 °C
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