Blacktown Weather Forecast

    • 21
    • 26

    Cloudy

    • 18
    • 28

    Partly cloudy

    • 19
    • 33

    Partly cloudy

    • 21
    • 35

    Shower or two

    • 21
    • 28

    Shower or two

    • 17
    • 25

    Cloudy

    • 17
    • 27

    Possible shower

Today 4 Dec Sydney

Cloudy. Slight chance of a shower in the morning. Light winds becoming southerly 20 to 30 km/h in the morning then becoming light in the late evening.

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Blacktown Temperature Statistics View More

December Temperature

Horsley Park (10km)

  • Lowest 2 December, 2024

    17 °C

  • Average December

    24.7 °C

  • Highest 2 December, 2024

    35.8 °C

Climate (2019–Present)

Horsley Park (10km)

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  • Average Low 2019–2024

    12.1 °C

  • Average 2019–2024

    17.1 °C

  • Average High 2019–2024

    23.5 °C
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