Cassini Weather Forecast

    • 9
    • 18

    Morning fog. Possible shower

    • 11
    • 17

    Shower or two

    • 10
    • 18

    Possible shower

    • 8
    • 17

    Partly cloudy

    • 10
    • 17

    Partly cloudy

    • 11
    • 18

    Shower or two

    • 9
    • 16

    Shower or two

Today 18 May Kangaroo Island

Partly cloudy. Patchy morning fog. Medium chance of showers, most likely later tonight. Light winds becoming westerly 15 to 20 km/h in the middle of the day. Daytime maximum temperatures around 18.

Investigator Strait Coastal Waters

Wind
Variable about 10 knots becoming westerly 10 to 15 knots in the middle of the day.
Seas
Around 1 metre.
1st Swell
West to southwesterly 1 to 1.5 metres, decreasing to around 1 metre around midday.
Weather
Partly cloudy.
Weather Situation
A ridge of high pressure builds in the west. A cold front will move over the south early Tuesday, followed by a high pressure system, which will linger in the Bight midweek.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Cassini Temperature Statistics View More

May Temperature

Kingscote Airport (23km)

  • Lowest 14 May, 2026

    5.5 °C

  • Average May

    14.6 °C

  • Highest 1 May, 2026

    27.1 °C

Climate (2021–Present)

Kingscote Airport (23km)

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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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