Stephenston Weather Forecast

    • 14
    • 23

    Rain

    • 13
    • 21

    Storm

    • 10
    • 21

    Cloudy

    • 9
    • 19

    Cloudy

    • 7
    • 18

    Partly cloudy

    • 7
    • 18

    Partly cloudy

    • 6
    • 19

    Partly cloudy

Today 15 May Flinders

Cloudy. Very high chance of showers. The chance of a thunderstorm. Winds north to northeasterly 15 to 25 km/h becoming light in the evening then becoming north to northeasterly 15 to 20 km/h in the late evening.

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  • Temperature Forecast Bureau of Meteorology

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Stephenston Temperature Statistics View More

May Temperature

Port Augusta Airport (48km)

  • Lowest 11 May, 2026

    6.5 °C

  • Average May

    16.7 °C

  • Highest 1 May, 2026

    31.1 °C

Climate (2021–Present)

Port Augusta Airport (48km)

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  • Average Low 2021–2026

    12.5 °C

  • Average 2021–2026

    18.9 °C

  • Average High 2021–2026

    26.2 °C
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