Semi-detached Point Weather Forecast

    • 10
    • 17

    Mostly clear

    • 10
    • 19

    Partly cloudy

    • 10
    • 21

    Partly cloudy

    • 12
    • 23

    Sunny

    • 12
    • 27

    Mostly sunny

    • 16
    • 25

    Shower or two

    • 12
    • 17

    Possible shower

Today 10 Sep Sydney

Mostly clear. Winds south to southeasterly 15 to 25 km/h becoming light in the evening.

Illawarra Coastal Waters

Port Hacking to Ulladulla
Wind
Southerly 15 to 20 knots.
Seas
1 to 1.5 metres, decreasing to 1 metre later in the evening.
1st Swell
Southerly 2.5 metres.
Weather
Partly cloudy.
Caution
Surf conditions for the rest of the day may be more powerful than they appear and are expected to be hazardous for coastal activities such as crossing bars by boat and rock fishing.
Weather Situation
Fresh southerly winds will ease and tend more southeasterly on Friday as a high pressure ridge over the Bight moves eastward. By the weekend the high will move over the Tasman Sea, directing east to northeasterly winds along the coast on Saturday, tending fresh over southern parts of the coast on Sunday.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Semi-detached Point Temperature Statistics View More

September Temperature

Bellambi (23km)

  • Lowest 9 September, 2026

    11.4 °C

  • Average September

    17.8 °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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