Stephenston Weather Forecast

    • 10
    • 22

    Partly cloudy

    • 5
    • 24

    Sunny

    • 6
    • 28

    Sunny

    • 9
    • 33

    Partly cloudy

    • 15
    • 33

    Partly cloudy

    • 14
    • 32

    Partly cloudy

    • 13
    • 31

    Partly cloudy

Today 21 Sep Flinders

Partly cloudy. Slight chance of a shower near the coast early this morning. Near zero chance of rain elsewhere. Winds southerly 15 to 25 km/h turning east to southeasterly during the day. Daytime maximum temperatures between 18 and 25.

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Stephenston Temperature Statistics View More

September Temperature

Port Augusta Airport (48km)

  • Lowest 18 September, 2026

    3 °C

  • Average September

    15.9 °C

  • Highest 19 September, 2026

    31.5 °C

Climate (2021–2026)

Port Augusta Airport (48km)

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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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