Lane Cove River - Onions Point Weather Forecast

    • 11
    • 19

    Partly cloudy

    • 10
    • 21

    Sunny

    • 11
    • 21

    Mostly sunny

    • 12
    • 25

    Sunny

    • 15
    • 27

    Mostly sunny

    • 15
    • 25

    Mostly sunny

    • 13
    • 25

    Sunny

Today 29 Aug Sydney

Partly cloudy. Possible fog early this morning, mainly in the west. Slight chance of a shower along the coastal fringe this morning. Near zero chance of rain elsewhere. Light winds becoming south to southeasterly 15 to 20 km/h in the middle of the day then becoming light in the late afternoon.

Sydney Enclosed Waters

Sydney Harbour, Pittwater and Botany Bay
Wind
West to southwesterly below 10 knots tending south to southeasterly 10 to 15 knots in the morning then decreasing to below 10 knots in the late afternoon.
Seas
Below 0.5 metres.
Weather
Partly cloudy.
Weather Situation
A high pressure system is slowly moving across the state this weekend, entering the Sydney Waters on Monday. Then, a cold front is forecast to move across the Sydney Waters on Tuesday, bringing gusty westerly winds in its wake.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Lane Cove River - Onions Point Temperature Statistics View More

August Temperature

Sydney (Observatory Hill) (3km)

  • Lowest 5 August, 2026

    7.2 °C

  • Average August

    14.4 °C

  • Highest 22 August, 2026

    23.6 °C

Climate (2021–2026)

Sydney (Observatory Hill) (3km)

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  • Average Low 2021–2026

    14.9 °C

  • Average 2021–2026

    18.4 °C

  • Average High 2021–2026

    23.6 °C
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