Ultimo Weather Forecast

    • 19
    • 25

    Shower or two

    • 19
    • 29

    Partly cloudy

    • 21
    • 29

    Shower or two

    • 21
    • 29

    Shower or two. Possible storm

    • 20
    • 27

    Showers

    • 19
    • 25

    Showers. Storm

    • 19
    • 26

    Shower or two

Today 12 Jan Sydney

Cloudy. Medium chance of showers, becoming less likely in the evening. Winds east to southeasterly 15 to 25 km/h becoming light in the evening.

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  • Temperature Forecast Bureau of Meteorology

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Ultimo Temperature Statistics View More

January Temperature

Sydney (Observatory Hill) (2km)

  • Lowest 2 January, 2026

    17.3 °C

  • Average January

    23.5 °C

  • Highest 10 January, 2026

    42.2 °C

Climate (2021–Present)

Sydney (Observatory Hill) (2km)

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  • Average Low 2021–2026

    14.7 °C

  • Average 2021–2026

    18.3 °C

  • Average High 2021–2026

    23.5 °C
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