Cowan Creek - Castle Bay Weather Forecast

    • 11
    • 19

    Cloudy

    • 9
    • 22

    Sunny

    • 14
    • 30

    Shower or two

    • 16
    • 24

    Partly cloudy

    • 16
    • 31

    Possible shower

    • 17
    • 23

    Showers

    • 14
    • 20

    Shower or two

Today 8 Oct Sydney

Partly cloudy. Slight chance of a shower. Winds south to southwesterly 15 to 20 km/h tending south to southeasterly in the early afternoon then becoming light in the evening.

Sydney Enclosed Waters

Sydney Harbour, Pittwater and Botany Bay
Wind
Southwesterly 15 to 20 knots turning south to southeasterly below 10 knots in the late morning and afternoon.
Seas
Below 0.5 metres.
Weather
Cloudy.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Cowan Creek - Castle Bay Temperature Statistics View More

October Temperature

Terrey Hills (9 km)

  • Lowest 4 October, 2026

    12.2 °C

  • Average October

    18.1 °C

  • Highest 1 October, 2026

    28.8 °C

Climate (2021–2026)

Terrey Hills (9 km)

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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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