Yankalilla Bay Weather Forecast

    • 5
    • 14

    Cloudy

    • 8
    • 12

    Cloudy

    • 7
    • 13

    Partly cloudy

    • 7
    • 16

    Partly cloudy

    • 9
    • 18

    Partly cloudy

    • 12
    • 18

    Shower

    • 9
    • 17

    Shower

Today 8 Sep Mount Lofty Ranges

Becoming cloudy. Light winds becoming southerly 15 to 25 km/h in the late afternoon. Overnight temperatures falling to around 5 with daytime temperatures reaching around 16.

Investigator Strait Coastal Waters

Wind
East to northeasterly 10 to 15 knots becoming variable about 10 knots in the morning then becoming southerly 15 to 20 knots in the late afternoon.
Seas
Below 1 metre, decreasing below 0.5 metres during the morning, then increasing to around 1 metre by early evening.
1st Swell
West to southwesterly around 1 metre, increasing to 1 to 1.5 metres inshore around midday.
Weather
Becoming cloudy.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Yankalilla Bay Temperature Statistics View More

September Temperature

Parawa West (Second Valley Forest) (9km)

  • Lowest 4 September, 2026

    6.9 °C

  • Average September

    11.1 °C

  • Highest 1 September, 2026

    16.6 °C

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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