Cape Kersaint Weather Forecast

    • 10
    • 14

    Cloudy

    • 7
    • 17

    Partly cloudy

    • 9
    • 22

    Partly cloudy

    • 13
    • 24

    Shower

    • 13
    • 19

    Shower

    • 13
    • 19

    Shower

    • 13
    • 23

    Partly cloudy

Today 21 Sep Kangaroo Island

Cloudy. Winds southerly 20 to 30 km/h turning east to southeasterly 15 to 20 km/h in the late morning and afternoon. Daytime maximum temperatures around 14.

South Central Coastal Waters

Wind
Southerly 15 to 20 knots turning east to southeasterly 10 to 15 knots in the late morning and afternoon.
Seas
1 to 2 metres, decreasing below 1 metre around midday.
1st Swell
Southwesterly 3 to 5 metres.
Weather
Cloudy.
Weather Situation
A high pressure system will move eastwards across waters to the south today then over Victoria and the Tasman Sea on Tuesday. This high will extend a ridge westwards over SA ahead of a low pressure trough that is expected to move over the far west of SA during Wednesday. The trough will slip southeastwards over the Bight during Thursday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Cape Kersaint Temperature Statistics View More

September Temperature

Kingscote Airport (50km)

  • Lowest 18 September, 2026

    1.8 °C

  • Average September

    12.6 °C

  • Highest 19 September, 2026

    25.5 °C

Climate (2021–2026)

Kingscote Airport (50km)

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  • Average Low 2021–2026

    9.3 °C

  • Average 2021–2026

    14.8 °C

  • Average High 2021–2026

    21.1 °C
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