Shoalhaven River - Numbaa Island Weather Forecast

    • 16
    • 22

    Cloudy

    • 14
    • 29

    Partly cloudy

    • 15
    • 34

    Sunny

    • 16
    • 25

    Partly cloudy

    • 15
    • 23

    Shower or two

    • 14
    • 25

    Shower or two

    • 16
    • 29

    Shower or two

Today 7 Dec Illawarra

Partly cloudy. Slight chance of a shower, most likely in the morning and early afternoon. The chance of a thunderstorm in the morning and early afternoon. Winds west to northwesterly 20 to 30 km/h shifting east to southeasterly during the morning. Overnight temperatures falling to between 15 and 20 with daytime temperatures reaching between 19 and 25.

Illawarra Coastal Waters

Port Hacking to Ulladulla
Wind
North to northwesterly 10 to 15 knots shifting southerly 15 to 25 knots in the early morning then tending southeasterly in the early afternoon. Winds reaching up to 30 knots offshore north of Port Kembla during the morning.
Seas
1 to 1.5 metres, increasing to 1 to 2 metres during the morning.
1st Swell
Northeasterly 2 to 2.5 metres, decreasing to 1.5 metres during the morning, then decreasing to around 1 metre around midday.
Weather
Partly cloudy. The chance of a thunderstorm in the early morning.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Shoalhaven River - Numbaa Island Temperature Statistics View More

December Temperature

Nowra (RAN Air Station) (16km)

  • Lowest 1 December, 2025

    8.8 °C

  • Average December

    21.5 °C

  • Highest 5 December, 2025

    37.7 °C

Climate (2020–Present)

Nowra (RAN Air Station) (16km)

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  • Average Low 2020–2025

    12 °C

  • Average 2020–2025

    16.5 °C

  • Average High 2020–2025

    22.4 °C
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