Collaroy Weather Forecast

    • 18
    • 21

    Cloudy

    • 19
    • 23

    Partly cloudy

    • 19
    • 28

    Sunny

    • 22
    • 33

    Partly cloudy

    • 22
    • 30

    Shower or two. Possible storm

    • 22
    • 31

    Shower or two. Possible storm

    • 21
    • 30

    Possible shower

Today 16 Dec Sydney

Cloudy. Medium chance of showers, most likely in the morning. Winds southeasterly 15 to 20 km/h becoming light in the early morning then becoming easterly 15 to 25 km/h in the middle of the day.

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Collaroy Temperature Statistics View More

December Temperature

Terrey Hills (8km)

  • Lowest 3 December, 2025

    11.3 °C

  • Average December

    21 °C

  • Highest 6 December, 2025

    39.9 °C

Climate (2020–Present)

Terrey Hills (8km)

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  • Average Low 2020–2025

    13.4 °C

  • Average 2020–2025

    16.9 °C

  • Average High 2020–2025

    21.8 °C
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