Cowan Creek - Cottage Rock Weather Forecast

    • 17
    • 31

    Partly cloudy

    • 18
    • 25

    Possible shower

    • 17
    • 21

    Showers. Possible storm

    • 17
    • 23

    Showers. Possible afternoon storm

    • 16
    • 28

    Shower or two

    • 18
    • 31

    Partly cloudy

    • 18
    • 25

    Shower or two

Today 9 Dec Sydney

Partly cloudy. Slight chance of a shower along the coastal fringe in the evening. Near zero chance of rain elsewhere. Winds south to southeasterly 25 to 35 km/h.

Sydney Enclosed Waters

Sydney Harbour, Pittwater and Botany Bay
Wind
Variable below 10 knots becoming east to southeasterly 15 to 20 knots in the early afternoon then turning southerly 20 to 30 knots in the evening.
Seas
Below 0.5 metres.
Weather
Partly cloudy.
Weather Situation
A ridge is strengthening over central parts of the coast before a trough will brush central and southern parts of the coast later today and on Wednesday, bringing a southerly change to Sydney waters. High pressure will build in the Tasman Sea later in the week, bringing east to northeasterly winds to Sydney Waters.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Cowan Creek - Cottage Rock Temperature Statistics View More

December Temperature

Terrey Hills (9km)

  • Lowest 3 December, 2025

    11.3 °C

  • Average December

    21.5 °C

  • Highest 6 December, 2025

    39.9 °C

Climate (2020–Present)

Terrey Hills (9km)

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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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