Cape Willoughby Weather Forecast

    • 11
    • 19

    Partly cloudy

    • 14
    • 21

    Shower

    • 14
    • 19

    Shower

    • 13
    • 16

    Windy

    • 11
    • 18

    Windy

    • 13
    • 24

    Partly cloudy

    • 15
    • 21

    Shower

Today 23 Sep Kangaroo Island

Sunny. Winds east to northeasterly 15 to 20 km/h tending north to northeasterly in the early morning then becoming light in the late afternoon. Overnight temperatures falling to between 7 and 10 with daytime temperatures reaching the low 20s.

South Central Coastal Waters

Wind
Northeasterly 15 to 20 knots.
Seas
Around 1 metre.
1st Swell
Southwesterly 2.5 to 3 metres.
Weather
Mostly sunny.
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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

    13.7 °C

  • Highest 20 September, 2026

    22.3 °C

Climate (2021–2026)

Cape Willoughby (0km)

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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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