Narrabeen Beach Offshore Weather Forecast

    • 22
    • 27

    Partly cloudy

    • 21
    • 31

    Possible shower or storm

    • 23
    • 30

    Shower or two

    • 20
    • 28

    Shower or two

    • 19
    • 27

    Partly cloudy

    • 19
    • 23

    Shower or two

    • 18
    • 23

    Cloudy

Today 20 Dec Sydney

Partly cloudy. Medium chance of showers, most likely in the morning and afternoon. The chance of a thunderstorm in the afternoon and early evening. Light winds becoming east to northeasterly 15 to 20 km/h in the middle of the day then becoming light in the evening.

Sydney Coastal Waters

Broken Bay to Port Hacking
Wind
South to southwesterly 10 to 15 knots shifting northeasterly in the middle of the day.
Seas
Below 1 metre.
1st Swell
Northeasterly 1 to 1.5 metres, decreasing to around 1 metre during the morning.
Weather
Partly cloudy. The chance of a thunderstorm.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Narrabeen Beach Offshore Temperature Statistics View More

December Temperature

Terrey Hills (14km)

  • Lowest 3 December, 2025

    11.3 °C

  • Average December

    21.4 °C

  • Highest 6 December, 2025

    39.9 °C

Climate (2020–Present)

Terrey Hills (14km)

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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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