Grassdale Weather Forecast

    • 6
    • 15

    Cloudy

    • 2
    • 16

    Fog

    • 6
    • 19

    Shower

    • 11
    • 17

    Shower

    • 5
    • 13

    Shower

    • 4
    • 12

    Shower

    • 3
    • 10

    Shower

Today 23 Aug South West

Partly cloudy. Patchy morning fog in the northeast. Slight chance of a shower in the morning. Light winds. Overnight temperatures falling to between 4 and 7 with daytime temperatures reaching around 15.

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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Grassdale Temperature Statistics View More

August Temperature

Casterton (36km)

  • Lowest 1 August, 2025

    -1 °C

  • Average August

    9.3 °C

  • Highest 21 August, 2025

    17.8 °C

Climate (2020–Present)

Casterton (36km)

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  • Average Low 2020–2025

    8.4 °C

  • Average 2020–2025

    13.6 °C

  • Average High 2020–2025

    19.7 °C
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