Yankalilla Bay Weather Forecast

    • 11
    • 19

    Cloudy

    • 11
    • 19

    Cloudy

    • 11
    • 18

    Cloudy

    • 10
    • 21

    Sunny

    • 13
    • 28

    Sunny

    • 15
    • 31

    Sunny

    • 16
    • 26

    Partly cloudy

Today 23 Dec Mount Lofty Ranges

Partly cloudy. Winds southwesterly 15 to 25 km/h tending southerly in the late afternoon. Overnight temperatures falling to around 12 with daytime temperatures reaching between 19 and 23.

Investigator Strait Coastal Waters

Wind
Southwesterly 15 to 20 knots.
Seas
Around 1 metre, increasing to 1 to 1.5 metres inshore by early evening.
1st Swell
West to southwesterly around 1 metre, increasing to 1 to 1.5 metres around midday.
Weather
Partly cloudy.
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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

    16 °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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