Semi-detached Point Weather Forecast

    • 14
    • 17

    Showers

    • 14
    • 20

    Showers easing

    • 16
    • 23

    Partly cloudy

    • 15
    • 27

    Sunny

    • 16
    • 29

    Mostly sunny

    • 15
    • 21

    Partly cloudy

    • 15
    • 24

    Partly cloudy

Today 22 Sep Sydney

Cloudy. Very high chance of showers. Winds east to southeasterly 15 to 25 km/h.

Illawarra Coastal Waters

Port Hacking to Ulladulla
Wind
Easterly 10 to 15 knots, reaching up to 20 knots offshore north of Port Kembla in the evening.
Seas
Around 1 metre.
1st Swell
Southerly 1.5 to 2 metres.
Weather
Cloudy. 50% chance of showers.
Weather Situation
Southeasterly winds lie over the coastal waters, fresh and gusty in the northeast. A high pressure system is forecast to slip south and enter the Tasman Sea by mid-week, turning the winds east to northeasterly from Wednesday and freshen along the southern and central coastal waters. A southerly change is forecast to move over the coastal waters from Saturday, tracking north over the weekend.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Semi-detached Point Temperature Statistics View More

September Temperature

Bellambi (23km)

  • Lowest 16 September, 2026

    9.2 °C

  • Average September

    17.6 °C

  • Highest 5 September, 2026

    30.7 °C

Climate (2021–2026)

Bellambi (23km)

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  • Average Low 2021–2026

    15.1 °C

  • Average 2021–2026

    18 °C

  • Average High 2021–2026

    21.8 °C
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