Sebastopol Weather Forecast

    • 9
    • 15

    Cloudy

    • 7
    • 15

    Cloudy

    • 4
    • 16

    Cloudy

    • 4
    • 21

    Sunny

    • 10
    • 24

    Sunny

    • 11
    • 21

    Shower

    • 9
    • 17

    Cloudy

Today 15 Sep Lower South East

Partly cloudy. Slight chance of a shower in the south this morning. Near zero chance of rain elsewhere. Winds southwesterly 25 to 35 km/h turning southerly in the early afternoon then decreasing to 15 to 25 km/h in the evening. Daytime maximum temperatures around 15.

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Sebastopol Temperature Statistics View More

September Temperature

Mount Gambier Airport (43km)

  • Lowest 8 September, 2026

    0.3 °C

  • Average September

    11.6 °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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