Yankalilla Bay Weather Forecast

    • 11
    • 17

    Partly cloudy

    • 10
    • 19

    Partly cloudy

    • 11
    • 26

    Sunny

    • 15
    • 31

    Sunny

    • 17
    • 31

    Partly cloudy

    • 14
    • 19

    Cloudy

    • 11
    • 17

    Cloudy

Today 25 Dec Mount Lofty Ranges

Mostly clear. Winds southeasterly 25 to 35 km/h.

Investigator Strait Coastal Waters

Wind
Southeasterly 15 to 25 knots.
Seas
1 to 2 metres.
1st Swell
West to southwesterly below 1 metre, increasing to 1 to 2 metres through the Backstairs Passage.
Weather
Partly cloudy.
Weather Situation
A high pressure centre lies south of the Bight and will slowly continue 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. The trough is expected to reach central parts on Monday.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Yankalilla Bay Temperature Statistics View More

December Temperature

Parawa West (Second Valley Forest) (9km)

  • Lowest 7 December, 2025

    7.1 °C

  • Average December

    15.8 °C

  • Highest 18 December, 2025

    37 °C

Climate (2020–Present)

Parawa West (Second Valley Forest) (9km)

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  • Average Low 2020–2025

    10.4 °C

  • Average 2020–2025

    13.4 °C

  • Average High 2020–2025

    17.6 °C
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