Parramatta River - Margaret Street Boat Ramp Weather Forecast

    • 15
    • 28

    Sunny

    • 19
    • 29

    Shower or two

    • 14
    • 19

    Shower or two

    • 14
    • 22

    Shower or two

    • 15
    • 23

    Partly cloudy

    • 15
    • 26

    Sunny

    • 16
    • 27

    Mostly sunny

Today 20 Sep Sydney

Sunny. Light winds becoming northwest to northeasterly 15 to 20 km/h in the middle of the day then tending west to northwesterly 15 to 25 km/h in the early afternoon.

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 shifting west to northwesterly below 10 knots in the evening.
Seas
Below 0.5 metres.
Weather
Sunny.
Weather Situation
A high pressure system over the Tasman Sea directs a northwesterly flow over the waters ahead of a fresh and gusty southerly change reaching the Sydney Waters by early Monday. Winds are forecast to turn southeasterly as a new high pressure system slips south of the state during early to mid next week.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Parramatta River - Margaret Street Boat Ramp Temperature Statistics View More

September Temperature

Sydney (Observatory Hill) (3km)

  • Lowest 18 September, 2026

    9.4 °C

  • Average September

    17.2 °C

  • Highest 5 September, 2026

    32.1 °C

Climate (2021–2026)

Sydney (Observatory Hill) (3km)

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  • Average Low 2021–2026

    14.9 °C

  • Average 2021–2026

    18.5 °C

  • Average High 2021–2026

    23.6 °C
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