Goolwa Barrage Weather Forecast

    • 10
    • 19

    Shower or two. Becoming windy

    • 8
    • 16

    Possible shower

    • 10
    • 18

    Shower or two

    • 9
    • 16

    Possible shower

    • 8
    • 17

    Cloudy

    • 8
    • 18

    Cloudy

    • 8
    • 20

    Partly cloudy

Today 19 Sep Mount Lofty Ranges

Partly cloudy. High chance of showers, most likely in the afternoon and evening. Winds west to northwesterly 25 to 40 km/h increasing to 45 km/h before tending west to southwesterly 25 to 30 km/h during the afternoon and evening. Overnight temperatures falling to between 7 and 10 with daytime temperatures reaching between 15 and 19.

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  • Temperature Forecast Bureau of Meteorology

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Goolwa Barrage Temperature Statistics View More

September Temperature

Hindmarsh Island (1km)

  • Lowest 5 September, 2025

    4.5 °C

  • Average September

    13.7 °C

  • Highest 15 September, 2025

    26.8 °C

Climate (2020–Present)

Hindmarsh Island (1km)

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  • Average Low 2020–2025

    12 °C

  • Average 2020–2025

    15.7 °C

  • Average High 2020–2025

    20.6 °C
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