Goolwa South Weather Forecast

    • 18
    • 23

    Partly cloudy

    • 15
    • 20

    Cloudy

    • 12
    • 21

    Mostly sunny

    • 12
    • 29

    Mostly sunny

    • 13
    • 25

    Mostly sunny

    • 15
    • 22

    Partly cloudy

    • 14
    • 23

    Mostly sunny

Today 31 Jan Mount Lofty Ranges

Partly cloudy. Slight chance of a shower about the southern Fleurieu Peninsula in the afternoon and evening. Near zero chance of rain elsewhere. Winds south to southeasterly 25 to 40 km/h. Overnight temperatures falling to between 17 and 23 with daytime temperatures reaching 23 to 33.

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Goolwa South Temperature Statistics View More

January Temperature

Hindmarsh Island (3km)

  • Lowest 1 January, 2026

    10.4 °C

  • Average January

    20.2 °C

  • Highest 27 January, 2026

    43.5 °C

Climate (2021–Present)

Hindmarsh Island (3km)

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  • Average Low 2021–2026

    12 °C

  • Average 2021–2026

    15.7 °C

  • Average High 2021–2026

    20.6 °C
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