Seven Mile Beach Weather Forecast

    • 15
    • 28

    Clear

    • 15
    • 29

    Sunny

    • 17
    • 24

    Shower or two

    • 11
    • 19

    Possible shower

    • 13
    • 21

    Shower or two

    • 14
    • 24

    Partly cloudy

    • 14
    • 26

    Mostly sunny

Today 19 Sep Illawarra

Clear. Winds westerly 20 to 30 km/h.

Illawarra Coastal Waters

Port Hacking to Ulladulla
Wind
Northerly 10 to 15 knots turning westerly in the evening. Winds reaching up to 20 knots south of Port Kembla in the evening.
Seas
Below 0.5 metres, increasing to around 1 metre by early evening.
1st Swell
Southerly 1 to 1.5 metres.
Weather
Clear.
Weather Situation
Westerly winds today will weaken today as high pressure system over New South Wales enters the Tasman Sea by early Sunday. The high will direct a northwesterly flow during Sunday, ahead of a fresh and gusty southerly change moving across the the coastal waters and reaching the QLD border by Tuesday. Afterwards, second high pressure system is forecast to slip south during early to mid next week.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Seven Mile Beach Temperature Statistics View More

September Temperature

Nowra (RAN Air Station) (22km)

  • Lowest 17 September, 2026

    4.9 °C

  • Average September

    15 °C

  • Highest 5 September, 2026

    30.4 °C

Climate (2021–2026)

Nowra (RAN Air Station) (22km)

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  • Average Low 2021–2026

    12.1 °C

  • Average 2021–2026

    16.6 °C

  • Average High 2021–2026

    22.6 °C
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