Sebastopol Weather Forecast

    • 11
    • 16

    Shower

    • 9
    • 16

    Shower

    • 8
    • 16

    Shower

    • 3
    • 16

    Cloudy

    • 8
    • 15

    Partly cloudy

    • 4
    • 17

    Partly cloudy

    • 4
    • 19

    Partly cloudy

Today 5 Sep Lower South East

Cloudy. Very high chance of rain, becoming less likely in the evening. The chance of a thunderstorm in the late morning and afternoon. Damaging winds possible. Winds westerly 35 to 50 km/h. Daytime maximum temperatures around 16.

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  • Temperature Forecast Bureau of Meteorology

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Sebastopol Temperature Statistics View More

September Temperature

Mount Gambier Airport (43km)

  • Lowest 1 September, 2026

    6.9 °C

  • Average September

    11.5 °C

  • Highest 1 September, 2026

    18.3 °C

Climate (2021–2026)

Mount Gambier Airport (43km)

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  • Average Low 2021–2026

    8.9 °C

  • Average 2021–2026

    13.7 °C

  • Average High 2021–2026

    20 °C
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