Castlecrag Weather Forecast

    • 19
    • 26

    Partly cloudy

    • 18
    • 27

    Mostly sunny

    • 20
    • 34

    Possible shower developing

    • 21
    • 28

    Shower or two

    • 22
    • 28

    Partly cloudy

    • 22
    • 32

    Mostly sunny

    • 22
    • 31

    Mostly sunny

Today 16 Feb Sydney

Partly cloudy. Slight chance of a shower, becoming less likely in the afternoon. Winds east to southeasterly 15 to 20 km/h becoming light in the late evening.

Sydney Enclosed Waters

Sydney Harbour, Pittwater and Botany Bay
Wind
Southeasterly 10 to 15 knots turning easterly below 10 knots in the evening.
Seas
Below 0.5 metres.
Weather
Partly cloudy.
Weather Situation
A high pressure system over the southern Tasman Sea will extend a ridge along the coast for the coming days. Winds are forecast to turn north to northeasterly on Tuesday, ahead of an approaching cold front and trough which will bring a brief south to southeasterly change to Sydney Waters later Wednesday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Castlecrag Temperature Statistics View More

February Temperature

Sydney (Observatory Hill) (7km)

  • Lowest 3 February, 2026

    16 °C

  • Average February

    22.6 °C

  • Highest 5 February, 2026

    34.6 °C

Climate (2021–Present)

Sydney (Observatory Hill) (7km)

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  • Average Low 2021–2026

    14.7 °C

  • Average 2021–2026

    18.3 °C

  • Average High 2021–2026

    23.5 °C
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