Crookhaven River - Haven Island Weather Forecast

    • 13
    • 22

    Partly cloudy

    • 11
    • 24

    Cloud clearing

    • 11
    • 25

    Sunny

    • 14
    • 25

    Partly cloudy

    • 16
    • 23

    Possible shower

    • 15
    • 25

    Cloudy

    • 16
    • 27

    Cloudy

Today 28 Dec Illawarra

Partly cloudy. Slight chance of a shower along the coastal fringe in the morning and early afternoon. Near zero chance of rain elsewhere. Winds south to southwesterly 15 to 25 km/h tending south to southeasterly 20 to 30 km/h in the morning then becoming light in the late evening. Daytime maximum temperatures between 19 and 23.

Illawarra Coastal Waters

Port Hacking to Ulladulla
Wind
Southerly 15 to 25 knots.
Seas
1.5 to 2 metres, decreasing to 1 to 1.5 metres during the afternoon.
1st Swell
Southerly 2 to 2.5 metres.
Weather
Partly cloudy.
Weather Situation
Southerly winds are prevailing as a strong high pressure system near Tasmania extends a ridge over the coastal waters. Winds are forecast to remain southerly for the remainder of the weekend, while gradually easing, as the high slowly moves southeast, entering the southern Tasman Sea.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Crookhaven River - Haven Island Temperature Statistics View More

December Temperature

Nowra (RAN Air Station) (19km)

  • Lowest 1 December, 2025

    8.8 °C

  • Average December

    20.8 °C

  • Highest 19 December, 2025

    40 °C

Climate (2020–Present)

Nowra (RAN Air Station) (19km)

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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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