Avalon Beach Offshore Weather Forecast

    • 17
    • 22

    Partly cloudy

    • 17
    • 25

    Sunny

    • 17
    • 28

    Mostly sunny

    • 17
    • 20

    Showers

    • 15
    • 19

    Shower or two

    • 15
    • 20

    Partly cloudy

    • 14
    • 22

    Sunny

Today 24 Sep Sydney

Partly cloudy. The chance of fog in the west early this morning. Slight chance of a shower in the late morning and afternoon. The chance of a thunderstorm in the west during this afternoon and evening. Light winds becoming northeasterly 20 to 30 km/h in the morning then becoming light in the late evening.

Sydney Coastal Waters

Broken Bay to Port Hacking
Wind
Northeasterly 15 to 25 knots, reaching up to 30 knots offshore during the afternoon and evening. Winds tending northerly 20 to 25 knots in the late evening.
Seas
1.5 to 2 metres, decreasing to 1 to 1.5 metres during the morning, then increasing to 1.5 to 2 metres around midday.
1st Swell
Southerly around 1 metre.
Weather
Partly cloudy.
Weather Situation
A high pressure system over the Tasman Sea directs an east to northeasterly flow through the coastal waters. Winds will freshen and tend more north to northeasterly on Thursday and Friday as the high slips further to the east. A cold front and trough will then enter the Tasman Sea, bringing a southerly change which will gradually track northward through the weekend.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Avalon Beach Offshore Temperature Statistics View More

September Temperature

Terrey Hills (18km)

  • Lowest 10 September, 2026

    8.1 °C

  • Average September

    16.3 °C

  • Highest 21 September, 2026

    32 °C

Climate (2021–2026)

Terrey Hills (18km)

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  • Average Low 2021–2026

    13.6 °C

  • Average 2021–2026

    17.1 °C

  • Average High 2021–2026

    22 °C
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