Wilmington Weather Forecast

    • 10
    • 19

    Shower

    • 5
    • 18

    Partly cloudy

    • 7
    • 26

    Sunny

    • 10
    • 21

    Shower

    • 8
    • 16

    Shower

    • 8
    • 18

    Shower

    • 8
    • 17

    Cloudy

Today 16 Sep Flinders

Partly cloudy. Medium chance of showers, becoming less likely in the late morning. Winds westerly 20 to 30 km/h turning southwesterly 15 to 25 km/h in the late afternoon. Daytime maximum temperatures between 17 and 22.

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Wilmington Temperature Statistics View More

September Temperature

Port Augusta Airport (39km)

  • Lowest 13 September, 2025

    7.5 °C

  • Average September

    15.6 °C

  • Highest 14 September, 2025

    26.1 °C

Climate (2020–Present)

Port Augusta Airport (39km)

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  • Average Low 2020–2025

    12.4 °C

  • Average 2020–2025

    18.8 °C

  • Average High 2020–2025

    26.2 °C
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