Wilmington Weather Forecast

    • 4
    • 21

    Partly cloudy

    • 8
    • 25

    Partly cloudy

    • 13
    • 28

    Partly cloudy

    • 8
    • 21

    Partly cloudy

    • 8
    • 19

    Cloudy

    • 5
    • 20

    Sunny

    • 5
    • 23

    Sunny

Today 11 Sep Flinders

Sunny. The chance of morning frost on and east of the ranges. Winds northeast to southeasterly 20 to 30 km/h. Overnight temperatures falling to between 3 and 8 with daytime temperatures reaching between 19 and 24.

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  • Temperature Forecast Bureau of Meteorology

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Wilmington Temperature Statistics View More

September Temperature

Port Augusta Airport (39km)

  • Lowest 6 September, 2026

    4.4 °C

  • Average September

    14.8 °C

  • Highest 8 September, 2026

    22.9 °C

Climate (2021–2026)

Port Augusta Airport (39km)

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  • Average Low 2021–2026

    12.6 °C

  • Average 2021–2026

    19 °C

  • Average High 2021–2026

    26.2 °C
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