Alexandria Weather Forecast

    • 17
    • 26

    Shower or two

    • 19
    • 30

    Showers. Becoming very windy

    • 18
    • 22

    Possible shower

    • 17
    • 23

    Cloudy

    • 18
    • 25

    Partly cloudy

    • 17
    • 27

    Sunny

    • 19
    • 30

    Mostly sunny

Today 13 Dec Sydney

Partly cloudy. Medium chance of showers, most likely in the evening. The chance of a thunderstorm in the afternoon and evening. Winds east to northeasterly 15 to 25 km/h becoming light in the late evening.

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Alexandria Temperature Statistics View More

December Temperature

Sydney Airport (4km)

  • Lowest 2 December, 2025

    13.4 °C

  • Average December

    22.6 °C

  • Highest 6 December, 2025

    39.2 °C

Climate (2020–Present)

Sydney Airport (4km)

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  • Average Low 2020–2025

    14.8 °C

  • Average 2020–2025

    18.6 °C

  • Average High 2020–2025

    23.3 °C
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