Blairmount Weather Forecast

    • 20
    • 38

    Possible shower or storm

    • 23
    • 35

    Partly cloudy

    • 17
    • 33

    Mostly sunny

    • 15
    • 34

    Partly cloudy

    • 16
    • 27

    Partly cloudy

    • 15
    • 26

    Partly cloudy

    • 13
    • 26

    Partly cloudy

Today 21 Dec Sydney

Partly cloudy. Medium chance of showers during this afternoon and evening. The chance of a thunderstorm during this afternoon and early evening. Light winds becoming northwest to northeasterly 15 to 25 km/h in the middle of the day then tending south to southwesterly 15 to 20 km/h in the evening.

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Blairmount Temperature Statistics View More

December Temperature

Campbelltown (Mount Annan) (2km)

  • Lowest 1 December, 2025

    7.4 °C

  • Average December

    22 °C

  • Highest 19 December, 2025

    42.2 °C

Climate (2020–Present)

Campbelltown (Mount Annan) (2km)

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  • Average Low 2020–2025

    10.9 °C

  • Average 2020–2025

    16.5 °C

  • Average High 2020–2025

    23.9 °C
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