Cowan Creek - America Bay Weather Forecast

    • 18
    • 29

    Sunny

    • 20
    • 34

    Sunny

    • 23
    • 36

    Possible shower developing

    • 20
    • 23

    Shower or two

    • 18
    • 24

    Cloudy

    • 20
    • 29

    Sunny

    • 20
    • 25

    Cloudy

Today 4 Dec Sydney

Sunny. Light winds becoming northwest to northeasterly 20 to 30 km/h in the middle of the day then becoming light in the late evening.

Sydney Enclosed Waters

Sydney Harbour, Pittwater and Botany Bay
Wind
North to northwesterly about 10 knots tending northeasterly 15 to 20 knots in the middle of the day then tending northerly 10 to 15 knots in the late evening.
Seas
Below 0.5 metres.
Weather
Sunny.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Cowan Creek - America Bay Temperature Statistics View More

December Temperature

Terrey Hills (11km)

  • Lowest 3 December, 2025

    11.3 °C

  • Average December

    16.6 °C

  • Highest 1 December, 2025

    22.8 °C

Climate (2020–Present)

Terrey Hills (11km)

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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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