Stun'sail Boom Beach Weather Forecast

    • 12
    • 19

    Shower

    • 10
    • 19

    Cloudy

    • 10
    • 24

    Sunny

    • 13
    • 20

    Cloudy

    • 12
    • 20

    Partly cloudy

    • 12
    • 22

    Partly cloudy

    • 12
    • 28

    Partly cloudy

Today 6 Dec Kangaroo Island

Partly cloudy. Medium chance of showers, most likely in the morning and early afternoon. The chance of a thunderstorm in the early morning. Winds westerly 20 to 30 km/h turning southwesterly 30 to 45 km/h in the morning then decreasing to 15 to 25 km/h in the late evening. Overnight temperatures falling to around 12 with daytime temperatures reaching between 18 and 22.

South Central Coastal Waters

Wind
Westerly 15 to 20 knots turning southwesterly 15 to 25 knots in the late morning. Winds reaching up to 30 knots inshore in the afternoon.
Seas
Around 1 metre, increasing to 1.5 to 2 metres during the morning.
1st Swell
Southwesterly 2.5 to 3 metres.
Weather
The chance of a thunderstorm in the early morning. Mostly sunny afternoon.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Stun'sail Boom Beach Temperature Statistics View More

December Temperature

Cape Borda (47km)

  • Lowest 2 December, 2025

    9.7 °C

  • Average December

    16.5 °C

  • Highest 4 December, 2025

    24 °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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