Island Beach Weather Forecast

    • 17
    • 36

    Sunny

    • 16
    • 23

    Partly cloudy

    • 13
    • 21

    Partly cloudy

    • 13
    • 21

    Showers easing

    • 12
    • 21

    Cloudy

    • 12
    • 20

    Partly cloudy

    • 12
    • 21

    Cloudy

Today 18 Dec Kangaroo Island

Sunny. Winds northwest to northeasterly 20 to 30 km/h tending northwest to southwesterly in the middle of the day then tending south to southeasterly 15 to 20 km/h in the evening. Overnight temperatures falling to around 17 with daytime temperatures reaching the mid to high 30s.

Investigator Strait Coastal Waters

Wind
East to southeasterly below 10 knots tending east to northeasterly 10 to 15 knots before dawn then becoming variable about 10 knots in the evening.
Seas
Below 1 metre.
1st Swell
Southeast to southwesterly below 1 metre.
Weather
Sunny.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Island Beach Temperature Statistics View More

December Temperature

Kingscote Airport (27km)

  • Lowest 7 December, 2025

    3.8 °C

  • Average December

    17.3 °C

  • Highest 12 December, 2025

    36.2 °C

Climate (2020–Present)

Kingscote Airport (27km)

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  • Average Low 2020–2025

    9.2 °C

  • Average 2020–2025

    14.7 °C

  • Average High 2020–2025

    21 °C
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