Collaroy Weather Forecast

    • 16
    • 20

    Partly cloudy

    • 17
    • 22

    Partly cloudy

    • 16
    • 24

    Sunny

    • 18
    • 25

    Mostly sunny

    • 19
    • 23

    Possible shower

    • 19
    • 24

    Cloudy

    • 19
    • 26

    Possible shower

Today 28 Dec Sydney

Partly cloudy. Medium chance of showers along the coastal fringe, slight chance elsewhere. Winds southwesterly 15 to 25 km/h turning south to southeasterly 25 to 35 km/h in the early morning then becoming south to southwesterly and light in the late evening.

Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Collaroy Temperature Statistics View More

December Temperature

Terrey Hills (8km)

  • Lowest 3 December, 2025

    11.3 °C

  • Average December

    21.5 °C

  • Highest 19 December, 2025

    40.2 °C

Climate (2020–Present)

Terrey Hills (8km)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2020–2025

    13.4 °C

  • Average 2020–2025

    16.9 °C

  • Average High 2020–2025

    21.8 °C
Get WillyWeather+ to remove ads