Cape Kersaint Weather Forecast

    • 15
    • 29

    Partly cloudy

    • 13
    • 20

    Windy

    • 11
    • 19

    Windy

    • 12
    • 21

    Partly cloudy

    • 13
    • 24

    Partly cloudy

    • 13
    • 23

    Cloudy

    • 13
    • 22

    Cloudy

Today 29 Dec Kangaroo Island

Becoming cloudy. Winds northwest to northeasterly 15 to 25 km/h tending northwest to southwesterly in the middle of the day then tending southerly 25 to 35 km/h in the early afternoon. Daytime maximum temperatures in the low to mid 30s.

South Central Coastal Waters

Wind
Northeast to southeasterly 10 to 15 knots becoming variable about 10 knots in the early morning then becoming southerly 15 to 20 knots in the middle of the day. Winds reaching up to 25 knots west of Kangaroo Island in the late evening.
Seas
Below 1 metre, increasing to 1 to 1.5 metres during the afternoon.
1st Swell
Southwesterly 2 to 3 metres, decreasing to 2 metres by early evening.
Weather
Partly cloudy.
Weather Situation
A high pressure high centre sits over the Tasman Sea today while a trough builds over western SA. The trough slowly moves eastwards today and Tuesday while another high centre moves south of the Bight from the west. The trough is expected to linger near the far northeast of SA on Wednesday and Thursday with a persistent ridge of high pressure south of the Bight.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Cape Kersaint Temperature Statistics View More

December Temperature

Kingscote Airport (50km)

  • Lowest 7 December, 2025

    3.8 °C

  • Average December

    17.7 °C

  • Highest 18 December, 2025

    41 °C

Climate (2020–Present)

Kingscote Airport (50km)

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  • Average Low 2020–2025

    9.2 °C

  • Average 2020–2025

    14.7 °C

  • Average High 2020–2025

    21.1 °C
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