Georges River - Oatley Bay Weather Forecast

    • 14
    • 19

    Partly cloudy

    • 14
    • 19

    Shower or two

    • 15
    • 19

    Showers easing

    • 17
    • 20

    Showers

    • 16
    • 21

    Shower or two

    • 15
    • 19

    Shower or two

    • 12
    • 17

    Shower or two

Today 20 May Sydney

Mostly clear. Slight chance of a shower. Winds southerly 15 to 25 km/h becoming light in the evening.

Sydney Enclosed Waters

Sydney Harbour, Pittwater and Botany Bay
Wind
Southerly 15 to 20 knots tending southwesterly 10 to 15 knots in the evening.
Seas
Below 0.5 metres.
Weather
Partly cloudy.
Weather Situation
A high is drifting across southeast Australia, while a low lingers offshore in the Tasman Sea, whipping fresh to strong southerly winds and large, powerful waves to Sydney Waters for the remainder of the week.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Georges River - Oatley Bay Temperature Statistics View More

May Temperature

Sydney Airport (9km)

  • Lowest 8 May, 2026

    9.6 °C

  • Average May

    18 °C

  • Highest 3 May, 2026

    25.6 °C

Climate (2021–Present)

Sydney Airport (9km)

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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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