Mundaring Weir Weather Forecast

    • 19
    • 31

    Mostly sunny

    • 17
    • 26

    Cloud clearing

    • 14
    • 34

    Sunny

    • 16
    • 34

    Sunny

    • 16
    • 31

    Sunny

    • 12
    • 31

    Sunny

    • 15
    • 33

    Sunny

Today 16 Dec Perth

Mostly sunny. The chance of smoke haze early this morning. Patchy fog early this morning. The chance of smoke haze during this afternoon and early evening. Light winds becoming west to southwesterly 20 to 30 km/h in the morning.

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Mundaring Weir Temperature Statistics View More

December Temperature

Bickley (6km)

  • Lowest 5 December, 2025

    11.2 °C

  • Average December

    21.9 °C

  • Highest 14 December, 2025

    37.5 °C

Climate (2020–Present)

Bickley (6km)

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  • Average Low 2020–2025

    11.8 °C

  • Average 2020–2025

    16.7 °C

  • Average High 2020–2025

    23.1 °C
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