Grampians Weather Forecast

    • 7
    • 10

    Shower

    • 4
    • 9

    Shower

    • 4
    • 15

    Partly cloudy

    • 9
    • 13

    Shower

    • 3
    • 7

    Shower

    • 3
    • 10

    Shower

    • 6
    • 9

    Shower

Today 16 Sep South West

Cloudy. Very high chance of showers, most likely in the morning and afternoon. The chance of a thunderstorm in the morning and afternoon. Winds northwesterly 25 to 40 km/h. Overnight temperatures falling to around 10 with daytime temperatures reaching around 15.

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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Grampians Temperature Statistics View More

September Temperature

Stawell Airport (35km)

  • Lowest 6 September, 2025

    1.4 °C

  • Average September

    11.2 °C

  • Highest 14 September, 2025

    20.2 °C

Climate (2020–Present)

Stawell Airport (35km)

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  • Average Low 2020–2025

    8.7 °C

  • Average 2020–2025

    14.2 °C

  • Average High 2020–2025

    20.4 °C
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