Cape Willoughby Weather Forecast

    • 18
    • 23

    Partly cloudy

    • 17
    • 23

    Shower

    • 14
    • 19

    Shower

    • 14
    • 20

    Partly cloudy

    • 14
    • 22

    Partly cloudy

    • 16
    • 22

    Partly cloudy

    • 17
    • 24

    Sunny

Today 24 Apr Kangaroo Island

Mostly sunny. Winds northerly 15 to 25 km/h. Daytime maximum temperatures in the mid 20s.

South Central Coastal Waters

Wind
Northerly 15 to 20 knots.
Seas
1 to 1.5 metres, decreasing to 1 metre by early evening.
1st Swell
Southwesterly 2 metres.
Weather
Partly cloudy.
Weather Situation
A strong high pressure system over the Tasman Sea will maintain a ridge over SA. A cold front will pass over the south on Saturday, weakening and clearing in the east early Sunday. A new high pressure system will develop in the Bight on Sunday, drifting east early next week to merge with the strong high in the Tasman Sea.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Cape Willoughby Temperature Statistics View More

April Temperature

Cape Willoughby (0km)

  • Lowest 11 April, 2026

    10.5 °C

  • Average April

    16.8 °C

  • Highest 21 April, 2026

    27.2 °C

Climate (2021–Present)

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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