Yankalilla Bay Weather Forecast

    • 10
    • 14

    Shower

    • 9
    • 13

    Cloudy

    • 10
    • 14

    Partly cloudy

    • 9
    • 16

    Cloudy

    • 10
    • 15

    Shower

    • 7
    • 16

    Partly cloudy

    • 9
    • 20

    Partly cloudy

Today 2 Oct Mount Lofty Ranges

Cloudy. Very high chance of showers, becoming less likely in the late afternoon and evening. The chance of a thunderstorm. Winds southerly 20 to 30 km/h. Daytime maximum temperatures between 14 and 17.

Investigator Strait Coastal Waters

Wind
Southerly 15 to 20 knots.
Seas
Around 1 metre, increasing to 1 to 1.5 metres through the Backstairs Passage.
1st Swell
West to southwesterly 1 to 1.5 metres.
Weather
Cloudy. 70% chance of showers. The chance of a thunderstorm.
Weather Situation
A low pressure trough in the north and east is slowly moving east. Another trough in the southeast with a low pressure system developing near the Victorian border during today will also slowly move east. In the west, a high pressure system will move into the Bight and slowly move east to be centred over Victoria on Monday, while extending a ridge into parts of the state. Another trough near the WA border is expected to develop from Saturday and extend into the state before weakening by Monday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Yankalilla Bay Temperature Statistics View More

October Temperature

Parawa West (Second Valley Forest) (9km)

  • Lowest 1 October, 2026

    13.9 °C

  • Average October

    14.8 °C

  • Highest

    –

Climate (2021–2026)

Parawa West (Second Valley Forest) (9km)

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  • Average Low 2021–2026

    10.5 °C

  • Average 2021–2026

    13.5 °C

  • Average High 2021–2026

    17.7 °C
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