Island Beach Weather Forecast

    • 8
    • 18

    Partly cloudy

    • 11
    • 18

    Becoming cloudy

    • 12
    • 19

    Possible shower

    • 11
    • 17

    Shower or two

    • 11
    • 16

    Shower or two

    • 11
    • 16

    Possible shower

    • 10
    • 17

    Partly cloudy

Today 21 May Kangaroo Island

Partly cloudy. The chance of morning fog. Slight chance of a shower, most likely in the late morning and afternoon. Light winds. Daytime maximum temperatures around 18.

Investigator Strait Coastal Waters

Wind
North to northeasterly about 10 knots tending east to northeasterly 10 to 15 knots in the early afternoon.
Seas
Below 0.5 metres.
1st Swell
West to southwesterly around 1 metre.
Weather
Partly cloudy.
Weather Situation
A high pressure system over SA will remain dominant as it slowly moves east and into the Tasman Sea on Friday. A cold front move across across South Australia over the weekend, followed by another high pressure system.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Island Beach Temperature Statistics View More

May Temperature

Kingscote Airport (27km)

  • Lowest 14 May, 2026

    5.5 °C

  • Average May

    14.4 °C

  • Highest 1 May, 2026

    27.1 °C

Climate (2021–Present)

Kingscote Airport (27km)

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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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