Sadleir Weather Forecast

    • 17
    • 23

    Possible shower

    • 14
    • 20

    Cloudy

    • 12
    • 24

    Partly cloudy

    • 13
    • 25

    Mostly sunny

    • 14
    • 27

    Partly cloudy

    • 13
    • 30

    Mostly sunny

    • 15
    • 32

    Partly cloudy

Today 25 Dec Sydney

Cloudy. Medium chance of showers, most likely in the morning. Winds southerly 25 to 35 km/h decreasing to 15 to 25 km/h in the early morning then turning southeasterly 25 to 35 km/h in the morning.

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Sadleir Temperature Statistics View More

December Temperature

Horsley Park (8km)

  • Lowest 3 December, 2025

    9.6 °C

  • Average December

    22.8 °C

  • Highest 19 December, 2025

    41 °C

Climate (2020–Present)

Horsley Park (8km)

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  • Average Low 2020–2025

    12.2 °C

  • Average 2020–2025

    17.3 °C

  • Average High 2020–2025

    23.7 °C
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