Pittwater - Crystal Bay Weather Forecast

    • 19
    • 30

    Sunny

    • 22
    • 32

    Sunny morning. Possible storm

    • 22
    • 29

    Shower or two

    • 22
    • 31

    Possible storm

    • 23
    • 31

    Shower or two

    • 21
    • 28

    Shower or two

    • 20
    • 27

    Cloudy

Today 18 Dec Sydney

Sunny. Winds north to northeasterly 15 to 20 km/h tending east to northeasterly 15 to 25 km/h in the middle of the day then tending north to northeasterly 20 to 30 km/h in the late afternoon.

Sydney Enclosed Waters

Sydney Harbour, Pittwater and Botany Bay
Wind
Northeasterly 15 to 20 knots tending northerly 10 to 15 knots in the late evening.
Seas
Below 0.5 metres.
Weather
Sunny.
Weather Situation
A high in the Tasman Sea is directing northerly winds over Sydney local waters. On Friday a weak trough will bring a brief southerly change over Sydney local waters before winds turn northerly again over the weekend. Following this, a cold front will bring a fresh to strong southerly change later on Sunday or Monday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Pittwater - Crystal Bay Temperature Statistics View More

December Temperature

Terrey Hills (8km)

  • Lowest 3 December, 2025

    11.3 °C

  • Average December

    20.7 °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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