Pittwater - Portuguese Bay Weather Forecast

    • 16
    • 19

    Partly cloudy

    • 17
    • 22

    Mostly sunny

    • 17
    • 25

    Sunny

    • 17
    • 28

    Mostly sunny

    • 16
    • 19

    Shower or two

    • 15
    • 20

    Shower or two

    • 15
    • 21

    Partly cloudy

Today 23 Sep Sydney

Cloudy. Medium chance of showers, becoming less likely in the late afternoon and evening. Winds easterly 20 to 30 km/h turning northeasterly 15 to 25 km/h in the evening.

Sydney Enclosed Waters

Sydney Harbour, Pittwater and Botany Bay
Wind
South to southeasterly 15 to 20 knots shifting north to northeasterly below 10 knots in the evening.
Seas
Below 0.5 metres.
Weather
Partly cloudy.
Weather Situation
A high pressure system over the Tasman Sea directs an east to northeasterly flow through the Sydney Waters. Winds will freshen and tend more north to northeasterly on Thursday and Friday as the high slips further to the east. A cold front and trough will then enter the Tasman Sea during the weekend, bringing a southerly change that will pass through the Sydney Waters late on Saturday.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Pittwater - Portuguese Bay Temperature Statistics View More

September Temperature

Terrey Hills (11km)

  • Lowest 10 September, 2026

    8.1 °C

  • Average September

    16.4 °C

  • Highest 21 September, 2026

    32 °C

Climate (2021–2026)

Terrey Hills (11km)

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  • Average Low 2021–2026

    13.6 °C

  • Average 2021–2026

    17.1 °C

  • Average High 2021–2026

    22 °C
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