Yankalilla Bay Weather Forecast

    • 14
    • 17

    Shower

    • 11
    • 16

    Windy

    • 10
    • 22

    Shower

    • 11
    • 14

    Cloudy

    • 9
    • 14

    Partly cloudy

    • 8
    • 13

    Cloudy

    • 8
    • 14

    Partly cloudy

Today 9 Oct Mount Lofty Ranges

Partly cloudy. High chance of showers, becoming less likely later this evening. The chance of a thunderstorm, possibly severe with damaging winds, large hail and heavy rain which may lead to flash flooding. Winds northwesterly 25 to 40 km/h tending westerly 25 to 35 km/h in the evening.

Investigator Strait Coastal Waters

Wind
Northwesterly 15 to 20 knots turning westerly 20 to 25 knots in the late afternoon.
Seas
1.5 to 2 metres.
1st Swell
West to southwesterly around 1 metre.
Weather
Partly cloudy. 50% chance of showers. The chance of a thunderstorm with possible squalls.
Weather Situation
A trough and cold front clear to the east of the state state overnight, as a high pressure system briefly establishes in the north on Saturday. Another series of troughs and cold fronts are expected to enter western SA early on Sunday, crossing the state and then clearing in the east by the end of Monday. A ridge of high pressure will then push into western SA on Monday before the associated high moves into waters south on Tuesday. A trough over the WA/NT border will also extend into SA at times from 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) (9 km)

  • Lowest 7 October, 2026

    6.3 °C

  • Average October

    12.2 °C

  • Highest 7 October, 2026

    18.6 °C

Climate (2021–2026)

Parawa West (Second Valley Forest) (9 km)

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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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