Georges River - Kogarah Bay Stormwater Channel Entrance Weather Forecast

    • 19
    • 26

    Shower or two. Windy

    • 15
    • 18

    Shower or two

    • 16
    • 21

    Shower or two

    • 17
    • 22

    Mostly sunny

    • 16
    • 25

    Sunny

    • 17
    • 26

    Possible shower

    • 16
    • 20

    Shower or two

Today 21 Sep Sydney

Becoming cloudy. Medium chance of showers during this afternoon and evening. The chance of a thunderstorm in the outer west this afternoon. Winds west to northwesterly 15 to 20 km/h shifting south to southeasterly 25 to 40 km/h during the morning.

Sydney Enclosed Waters

Sydney Harbour, Pittwater and Botany Bay
Wind
Northwesterly 10 to 15 knots shifting southerly 15 to 25 knots in the middle of the day. Winds may reach up to 30 knots at times.
Seas
Below 0.5 metres.
Weather
Becoming cloudy. 50% chance of showers late this afternoon and evening.
Weather Situation
A high pressure system over the Tasman Sea directs a northwesterly flow over the Sydney Waters early today, ahead of a fresh and gusty southerly change arriving in the late morning. Winds are forecast to turn northeasterly by mid-week as a new high pressure system slips south of the state and enters the Tasman Sea by mid-week.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Georges River - Kogarah Bay Stormwater Channel Entrance Temperature Statistics View More

September Temperature

Sydney Airport (6km)

  • Lowest 18 September, 2026

    9.1 °C

  • Average September

    17.9 °C

  • Highest 5 September, 2026

    32.4 °C

Climate (2021–2026)

Sydney Airport (6km)

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  • Average Low 2021–2026

    15 °C

  • Average 2021–2026

    18.8 °C

  • Average High 2021–2026

    23.5 °C
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