Shoalhaven River - Old Man Island Weather Forecast

    • 10
    • 19

    Shower or two

    • 10
    • 17

    Shower or two

    • 9
    • 18

    Partly cloudy

    • 9
    • 17

    Mostly sunny

    • 7
    • 17

    Partly cloudy

    • 8
    • 17

    Mostly sunny

    • 6
    • 16

    Mostly sunny

Today 6 Jul Illawarra

Partly cloudy. Medium chance of showers, most likely late this afternoon and evening. The chance of a thunderstorm during this afternoon and evening, possibly severe. Light winds becoming westerly 15 to 20 km/h in the late evening. Daytime maximum temperatures between 16 and 20.

Illawarra Coastal Waters

Port Hacking to Ulladulla
Wind
Northerly 10 to 15 knots, reaching up to 20 knots offshore north of Point Perpendicular during the morning. Winds turning west to northwesterly in the evening.
Seas
1 to 1.5 metres, decreasing to 1 metre during the afternoon.
1st Swell
South to southeasterly 1 to 1.5 metres, decreasing to around 1 metre during the morning.
Weather
Partly cloudy. 70% chance of showers. The chance of a thunderstorm, possibly severe.
Weather Situation
Northerly winds are freshening before shifting westerly today as a trough crosses the region. Winds will then turn southerly over the southern waters as the trough moves offshore on Monday. A series of cold fronts are forecast to cross the state from Tuesday, bringing gusty west to northwesterly winds.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Shoalhaven River - Old Man Island Temperature Statistics View More

July Temperature

Nowra (RAN Air Station) (18km)

  • Lowest 5 July, 2025

    5.5 °C

  • Average July

    11.5 °C

  • Highest 4 July, 2025

    17.7 °C

Climate (2020–Present)

Nowra (RAN Air Station) (18km)

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  • Average Low 2020–2025

    12 °C

  • Average 2020–2025

    16.5 °C

  • Average High 2020–2025

    22.3 °C
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