Blacktown Weather Forecast

    • 11
    • 16

    Shower or two

    • 11
    • 18

    Showers

    • 12
    • 22

    Shower or two

    • 13
    • 26

    Possible shower

    • 15
    • 27

    Partly cloudy

    • 17
    • 29

    Partly cloudy

    • 17
    • 34

    Shower or two

Today 28 Oct Sydney

Cloudy. Medium chance of showers, most likely in the late afternoon and evening. Winds southeast to southwesterly 20 to 30 km/h tending east to southeasterly 15 to 25 km/h in the morning then becoming light in the late evening.

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Blacktown Temperature Statistics View More

October Temperature

Horsley Park (10km)

  • Lowest 3 October, 2025

    6.4 °C

  • Average October

    20.1 °C

  • Highest 22 October, 2025

    38.3 °C

Climate (2020–Present)

Horsley Park (10km)

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  • Average Low 2020–2025

    12.2 °C

  • Average 2020–2025

    17.2 °C

  • Average High 2020–2025

    23.6 °C
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