Sebastopol Weather Forecast

    • 4
    • 21

    Partly cloudy

    • 11
    • 23

    Sunny

    • 11
    • 21

    Shower

    • 9
    • 15

    Cloudy

    • 3
    • 17

    Partly cloudy

    • 5
    • 21

    Partly cloudy

    • 9
    • 24

    Shower

Today 18 Sep Lower South East

Sunny. The chance of frost in the early morning. Winds northerly 15 to 25 km/h tending northwesterly 20 to 30 km/h in the morning. Overnight temperatures falling to around 4 with daytime temperatures reaching the low 20s.

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Sebastopol Temperature Statistics View More

September Temperature

Mount Gambier Airport (43km)

  • Lowest 8 September, 2026

    0.3 °C

  • Average September

    11.2 °C

  • Highest 12 September, 2026

    21.8 °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

    20.1 °C
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