Gymea Bay Weather Forecast

    • 21
    • 25

    Showers. Possible afternoon storm

    • 21
    • 25

    Shower or two

    • 21
    • 25

    Shower or two

    • 20
    • 25

    Shower or two

    • 21
    • 25

    Possible shower

    • 20
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    Partly cloudy

    • 19
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    Showers increasing

Today 20 Mar Sydney

Partly cloudy. Medium chance of showers, becoming less likely in the late afternoon and evening. The chance of a thunderstorm in the afternoon and early evening. Light winds.

Sydney Coastal Waters

Broken Bay to Port Hacking
Wind
Southeasterly about 10 knots.
Seas
Below 1 metre.
1st Swell
Southerly below 1 metre.
Weather
Partly cloudy. The chance of a thunderstorm in the afternoon.
Weather Situation
A weak ridge produces mostly northeast to southeast winds during Friday and the weekend maintaining unsettled weather. Winds may turn north about the south coast early next week. A cold front may bring a southerly change to the south coast late next week.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Gymea Bay Temperature Statistics View More

March Temperature

Sydney Airport (13km)

  • Lowest 15 March, 2026

    16.5 °C

  • Average March

    23.1 °C

  • Highest 17 March, 2026

    30.5 °C

Climate (2021–Present)

Sydney Airport (13km)

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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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