Bundeena Bay Weather Forecast

    • 19
    • 29

    Becoming windy. Partly cloudy

    • 19
    • 20

    Possible shower

    • 18
    • 20

    Cloudy

    • 19
    • 24

    Partly cloudy

    • 18
    • 27

    Sunny

    • 20
    • 29

    Partly cloudy

    • 21
    • 27

    Shower or two

Today 14 Dec Sydney

Partly cloudy. High chance of showers, most likely in the early morning. The chance of a thunderstorm in the early morning. Light winds becoming northwest to southwesterly 20 to 30 km/h in the morning then tending southerly 35 to 55 km/h in the late evening.

Sydney Coastal Waters

Broken Bay to Port Hacking
Wind
Variable about 10 knots becoming northwest to northeasterly 15 to 20 knots in the morning then tending south to southeasterly 15 to 25 knots in the late evening. Winds reaching up to 30 knots in the late evening.
Seas
Around 1 metre.
1st Swell
Easterly 1.5 metres, tending northeasterly 1 to 1.5 metres during the morning, then decreasing to around 1 metre during the afternoon.
Weather
Partly cloudy.
Weather Situation
A trough will move across the state's south and west today as a cold front passes to the south. Then, the system will sweep the coastal waters on Sunday through the first half of Monday, bringing a fresh to strong southerly wind change in its wake. Southerly winds will gradually ease from the south and turn easterly early next week as a new high enters the Bight and extends a ridge across the coastal waters.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Bundeena Bay Temperature Statistics View More

December Temperature

Sydney Airport (15km)

  • Lowest 2 December, 2025

    13.4 °C

  • Average December

    22.5 °C

  • Highest 6 December, 2025

    39.2 °C

Climate (2020–Present)

Sydney Airport (15km)

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  • Average Low 2020–2025

    14.8 °C

  • Average 2020–2025

    18.6 °C

  • Average High 2020–2025

    23.3 °C
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