Borderline Speedway Weather Forecast

    • 12
    • 19

    Shower or two

    • 8
    • 15

    Shower or two

    • 5
    • 17

    Partly cloudy

    • 3
    • 21

    Partly cloudy

    • 12
    • 27

    Partly cloudy

    • 14
    • 20

    Showers

    • 10
    • 23

    Showers

Today 25 Sep Mount Gambier

Cloudy. Medium chance of showers, becoming less likely in the late afternoon and evening. Light winds becoming southerly 15 to 20 km/h in the middle of the day then becoming light in the late afternoon.

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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Borderline Speedway Temperature Statistics View More

September Temperature

Mount Gambier Airport (14km)

  • Lowest 22 September, 2026

    -0.3 °C

  • Average September

    11.7 °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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