Glenormiston South Weather Forecast

    • 6
    • 20

    Partly cloudy

    • 8
    • 25

    Possible shower

    • 12
    • 21

    Cloudy

    • 7
    • 22

    Partly cloudy

    • 6
    • 24

    Partly cloudy

    • 8
    • 31

    Sunny

    • 15
    • 27

    Shower or two

Today 7 Dec South West

Partly cloudy. Slight chance of a shower near the Otways in the morning. Near zero chance of rain elsewhere. Winds westerly 20 to 30 km/h becoming light in the late evening. Overnight temperatures falling to between 5 and 8 with daytime temperatures reaching between 18 and 21.

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Glenormiston South Temperature Statistics View More

December Temperature

Mortlake Racecourse (19km)

  • Lowest 3 December, 2025

    3.8 °C

  • Average December

    14.3 °C

  • Highest 4 December, 2025

    33.7 °C

Climate (2020–Present)

Mortlake Racecourse (19km)

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  • Average Low 2020–2025

    8 °C

  • Average 2020–2025

    13.3 °C

  • Average High 2020–2025

    19.6 °C
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