Georges River - Sylvania Marina Weather Forecast

    • 15
    • 23

    Sunny

    • 15
    • 23

    Sunny

    • 14
    • 23

    Sunny

    • 15
    • 23

    Mostly sunny

    • 14
    • 23

    Mostly sunny

    • 17
    • 23

    Shower or two

    • 16
    • 23

    Possible shower

Today 25 Apr Sydney

Mostly sunny. Light winds becoming northeasterly 15 to 20 km/h in the early afternoon then becoming light in the evening.

Sydney Enclosed Waters

Sydney Harbour, Pittwater and Botany Bay
Wind
Variable below 10 knots becoming east to northeasterly 10 to 15 knots in the middle of the day then becoming north to northeasterly about 10 knots in the evening.
Seas
Below 0.5 metres.
Weather
Mostly sunny.
Weather Situation
A high pressure system over the southern Tasman Sea extends a ridge towards New South Wales coastal waters, maintaining northeasterly winds over Sydney waters for the next few days.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Georges River - Sylvania Marina Temperature Statistics View More

April Temperature

Sydney Airport (8km)

  • Lowest 19 April, 2026

    10.3 °C

  • Average April

    19.6 °C

  • Highest 9 April, 2026

    30.5 °C

Climate (2021–Present)

Sydney Airport (8km)

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  • Average Low 2021–2026

    14.8 °C

  • Average 2021–2026

    18.7 °C

  • Average High 2021–2026

    23.4 °C
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