Ultimo Weather Forecast

    • 19
    • 27

    Shower or two

    • 19
    • 26

    Showers developing

    • 17
    • 24

    Shower or two

    • 17
    • 24

    Shower or two

    • 17
    • 27

    Mostly sunny

    • 19
    • 28

    Sunny

    • 19
    • 28

    Partly cloudy

Today 1 Dec Sydney

Sunny morning. Medium chance of showers, most likely in the evening. The chance of a thunderstorm in the outer west in the afternoon and evening. Winds south to southeasterly 15 to 25 km/h becoming light in the late evening.

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December Temperature

Sydney (Observatory Hill) (2km)

  • Lowest

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  • Average December

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Climate (2018–Present)

Sydney (Observatory Hill) (2km)

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  • Average Low 2018–2023

    14.6 °C

  • Average 2018–2023

    18.2 °C

  • Average High 2018–2023

    23.4 °C
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