Parramatta River - Snapper Island Weather Forecast

    • 12
    • 26

    Sunny

    • 16
    • 28

    Mostly sunny

    • 15
    • 23

    Mostly sunny

    • 12
    • 21

    Mostly sunny

    • 12
    • 27

    Possible late shower

    • 17
    • 23

    Shower or two

    • 13
    • 20

    Partly cloudy

Today 15 Sep Sydney

Sunny. Light winds becoming northwesterly 15 to 20 km/h in the middle of the day then becoming light in the evening.

Sydney Enclosed Waters

Sydney Harbour, Pittwater and Botany Bay
Wind
North to northwesterly about 10 knots.
Seas
Below 0.5 metres.
Weather
Sunny.
Weather Situation
Northwest to northeasterly winds will prevail over Sydney Waters as a high pressure system moves across the Tasman Sea. Winds may freshen on Tuesday before shifting west to southwesterly later Tuesday or Wednesday as a cold front crosses the region. After this, another ridge of high pressure is likely to briefly develop ahead of another cold front at the end of the week.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Parramatta River - Snapper Island Temperature Statistics View More

September Temperature

Sydney (Observatory Hill) (3km)

  • Lowest 1 September, 2025

    9.3 °C

  • Average September

    16.3 °C

  • Highest 8 September, 2025

    29 °C

Climate (2020–Present)

Sydney (Observatory Hill) (3km)

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  • Average Low 2020–2025

    14.7 °C

  • Average 2020–2025

    18.2 °C

  • Average High 2020–2025

    23.4 °C
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