Seal Bay Weather Forecast

    • 12
    • 19

    Cloudy

    • 11
    • 19

    Cloudy

    • 11
    • 20

    Cloud clearing

    • 12
    • 27

    Sunny

    • 13
    • 32

    Sunny

    • 16
    • 31

    Mostly sunny

    • 15
    • 23

    Cloudy

Today 24 Dec Kangaroo Island

Cloudy. Winds southerly 20 to 30 km/h.

South Central Coastal Waters

Wind
Southerly 15 to 20 knots.
Seas
Around 1 metre, increasing to 1 to 1.5 metres by early evening.
1st Swell
Southwesterly 3 to 4 metres.
Weather
Cloudy.
Weather Situation
A broad ridge of high pressure persists across South Australia this week as the high pressure centre moves to the south of the Bight on Thursday, continuing eastwards on Friday, to be south of Tasmania on Saturday. The next cold front crosses south of the Bight on Sunday dragging a low pressure trough across western parts of the State.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Seal Bay Temperature Statistics View More

December Temperature

Kingscote Airport (34km)

  • Lowest 7 December, 2025

    3.8 °C

  • Average December

    17.7 °C

  • Highest 18 December, 2025

    41 °C

Climate (2020–Present)

Kingscote Airport (34km)

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  • Average Low 2020–2025

    9.2 °C

  • Average 2020–2025

    14.7 °C

  • Average High 2020–2025

    21.1 °C
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