Chinamans Island Weather Forecast

    • 14
    • 28

    Sunny

    • 18
    • 23

    Shower or two

    • 12
    • 17

    Cloudy

    • 14
    • 19

    Possible shower

    • 15
    • 23

    Mostly sunny

    • 15
    • 26

    Sunny

    • 18
    • 26

    Shower or two

Today 20 Sep South Coast

Sunny. Winds northwesterly 20 to 30 km/h. Daytime maximum temperatures 27 to 33.

Illawarra Coastal Waters

Port Hacking to Ulladulla
Wind
Northerly 10 to 15 knots, reaching up to 20 knots offshore south of Point Perpendicular during the afternoon and evening. Winds turning northwesterly in the evening.
Seas
Around 1 metre.
1st Swell
Southerly 1 to 1.5 metres.
Weather
Sunny.
Weather Situation
A high pressure system over the Tasman Sea directs a northwesterly flow over the state, ahead of a fresh and gusty southerly change moving across the the coastal waters and reaching the QLD border by Tuesday. A new high pressure system is forecast to slip south during early to mid next week.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Chinamans Island Temperature Statistics View More

September Temperature

Ulladulla (11km)

  • Lowest 16 September, 2026

    6.9 °C

  • Average September

    16.2 °C

  • Highest 2 September, 2026

    27.3 °C

Climate (2021–2026)

Ulladulla (11km)

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  • Average Low 2021–2026

    13.8 °C

  • Average 2021–2026

    17.1 °C

  • Average High 2021–2026

    20.9 °C
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