Grass Flat Weather Forecast

    • 5
    • 18

    Cloudy

    • 7
    • 22

    Partly cloudy

    • 12
    • 26

    Shower

    • 9
    • 16

    Shower

    • 5
    • 16

    Cloudy

    • 4
    • 23

    Partly cloudy

    • 9
    • 19

    Shower

Today 13 Sep Wimmera

Partly cloudy. Patchy morning fog. Slight chance of a shower in the southeast, near zero chance elsewhere. Light winds becoming northwesterly 15 to 20 km/h in the middle of the day then becoming light in the late afternoon. Daytime maximum temperatures around 18.

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Grass Flat Temperature Statistics View More

September Temperature

Horsham Airport (27km)

  • Lowest 5 September, 2025

    -3.2 °C

  • Average September

    10.2 °C

  • Highest 7 September, 2025

    24.3 °C

Climate (2020–Present)

Horsham Airport (27km)

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  • Average Low 2020–2025

    7.5 °C

  • Average 2020–2025

    14.4 °C

  • Average High 2020–2025

    22.1 °C
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