The Sisters Weather Forecast

    • 9
    • 22

    Shower or two

    • 8
    • 17

    Shower or two

    • 10
    • 23

    Cloudy

    • 9
    • 35

    Sunny

    • 18
    • 41

    Possible late shower. Windy

    • 15
    • 25

    Shower or two. Windy

    • 11
    • 23

    Possible shower

Today 22 Dec South West

Partly cloudy. The chance of smoke haze near the Grampians during the day. High chance of showers, most likely in the afternoon and early evening. Winds southerly 15 to 20 km/h turning southwesterly 15 to 25 km/h during the morning then increasing to 25 to 35 km/h in the early afternoon. Overnight temperatures falling to around 9 with daytime temperatures reaching the low to mid 20s.

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The Sisters Temperature Statistics View More

December Temperature

Mortlake Racecourse (13km)

  • Lowest 4 December, 2024

    4.9 °C

  • Average December

    18 °C

  • Highest 16 December, 2024

    42.6 °C

Climate (2019–Present)

Mortlake Racecourse (13km)

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  • Average Low 2019–2024

    7.9 °C

  • Average 2019–2024

    13.1 °C

  • Average High 2019–2024

    19.4 °C
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