Cape Willoughby Weather Forecast

    • 16
    • 20

    Windy

    • 11
    • 14

    Cloudy

    • 10
    • 16

    Partly cloudy

    • 11
    • 18

    Partly cloudy

    • 14
    • 21

    Cloudy

    • 14
    • 21

    Partly cloudy

    • 13
    • 19

    Partly cloudy

Today 20 Sep Kangaroo Island

Mostly sunny morning. Medium chance of showers in the afternoon and evening. Winds northerly 25 to 40 km/h shifting southwesterly 20 to 30 km/h in the evening. Overnight temperatures falling to around 14 with daytime temperatures reaching around 20.

South Central Coastal Waters

Wind
Northerly 15 to 25 knots, reaching up to 30 knots during the day. Winds shifting southwesterly 20 to 25 knots in the late afternoon.
Seas
1 to 2 metres.
1st Swell
Southwesterly 1.5 to 2 metres, increasing to 2 to 3 metres by early evening.
Weather
Partly cloudy.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Cape Willoughby Temperature Statistics View More

September Temperature

Cape Willoughby (0km)

  • Lowest 2 September, 2026

    9.9 °C

  • Average September

    13.6 °C

  • Highest 12 September, 2026

    20.3 °C

Climate (2021–2026)

Cape Willoughby (0km)

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  • Average Low 2021–2026

    13.3 °C

  • Average 2021–2026

    15.4 °C

  • Average High 2021–2026

    18.4 °C
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