Stun'sail Boom Beach Weather Forecast

    • 12
    • 19

    Cloudy

    • 11
    • 19

    Cloudy

    • 11
    • 22

    Partly cloudy

    • 11
    • 31

    Sunny

    • 15
    • 33

    Sunny

    • 15
    • 25

    Partly cloudy

    • 14
    • 22

    Partly cloudy

Today 14 Dec Kangaroo Island

Cloudy. Winds southerly 25 to 35 km/h decreasing to 15 to 25 km/h in the late evening.

South Central Coastal Waters

Wind
Southwesterly 15 to 20 knots turning southerly in the late afternoon.
Seas
1 to 1.5 metres.
1st Swell
Southwesterly 3 to 4 metres.
Weather
Cloudy.
Weather Situation
A high pressure system in the Bight, maintains a ridge over SA as it slowly moves eastwards and out to the Tasman Sea by Wednesday. A trough of low pressure forecast to drift into the far northeast of SA late Wednesday, slowing moving south during Thursday.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Stun'sail Boom Beach Temperature Statistics View More

December Temperature

Cape Borda (47km)

  • Lowest 7 December, 2025

    9.2 °C

  • Average December

    16.5 °C

  • Highest 11 December, 2025

    26.8 °C

Climate (2020–Present)

Cape Borda (47km)

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  • Average Low 2020–2025

    11.7 °C

  • Average 2020–2025

    14.8 °C

  • Average High 2020–2025

    18.8 °C
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