Parliament House Weather Forecast

    • 16
    • 29

    Mostly sunny

    • 14
    • 19

    Showers

    • 14
    • 20

    Cloudy

    • 11
    • 22

    Cloud clearing

    • 13
    • 25

    Sunny

    • 15
    • 27

    Sunny

    • 18
    • 30

    Shower or two

Today 26 Sep Sydney

Partly cloudy. Slight chance of a shower late this afternoon and evening. The chance of a thunderstorm during this afternoon and evening. Light winds becoming northwest to southwesterly 15 to 20 km/h in the middle of the day then tending southerly 25 to 35 km/h in the late afternoon.

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Parliament House Temperature Statistics View More

September Temperature

Sydney (Observatory Hill) (1km)

  • Lowest 18 September, 2026

    9.4 °C

  • Average September

    17.7 °C

  • Highest 21 September, 2026

    32.7 °C

Climate (2021–2026)

Sydney (Observatory Hill) (1km)

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  • Average Low 2021–2026

    14.9 °C

  • Average 2021–2026

    18.5 °C

  • Average High 2021–2026

    23.6 °C
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