Stephenston Weather Forecast

    • 6
    • 15

    Shower

    • 4
    • 15

    Shower

    • 4
    • 15

    Shower

    • 4
    • 16

    Cloudy

    • 3
    • 17

    Cloudy

    • 5
    • 16

    Cloudy

    • 4
    • 16

    Partly cloudy

Today 10 Aug Flinders

Cloudy. Very high chance of showers, most likely in the early morning. Damaging winds possible. Winds west to northwesterly 35 to 55 km/h tending west to southwesterly 35 to 50 km/h before dawn then tending west to northwesterly 15 to 20 km/h in the evening. Overnight temperatures falling to between 2 and 7 with daytime temperatures reaching between 12 and 17.

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Stephenston Temperature Statistics View More

August Temperature

Port Augusta Airport (48km)

  • Lowest 1 August, 2026

    -1.1 °C
  • Average August

    10.7 °C
  • Highest 7 August, 2026

    22.1 °C

Climate (2021–2026)

Port Augusta Airport (48km)

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  • Average Low 2021–2026

    12.5 °C
  • Average 2021–2026

    19 °C
  • Average High 2021–2026

    26.2 °C
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