O B Flat Weather Forecast

    • 8
    • 14

    Mostly clear

    • 1
    • 17

    Morning frost. Mostly sunny

    • 3
    • 22

    Sunny

    • 11
    • 25

    Cloudy

    • 13
    • 25

    Shower or two

    • 12
    • 19

    Cloudy

    • 11
    • 25

    Partly cloudy

Today 21 Sep Mount Gambier

Mostly clear. Winds southerly 15 to 20 km/h becoming light in the late afternoon.

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O B Flat Temperature Statistics View More

September Temperature

Mount Gambier Airport (14km)

  • Lowest 8 September, 2026

    0.3 °C

  • Average September

    11.8 °C

  • Highest 19 September, 2026

    25.8 °C

Climate (2021–2026)

Mount Gambier Airport (14km)

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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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