Crookhaven River - Haven Island Weather Forecast

    • 15
    • 24

    Shower or two. Possible storm

    • 14
    • 28

    Shower or two developing

    • 16
    • 32

    Possible late shower

    • 15
    • 21

    Cloudy

    • 14
    • 22

    Cloudy

    • 13
    • 27

    Partly cloudy

    • 13
    • 30

    Sunny

Today 12 Dec Illawarra

Cloudy. High chance of showers, becoming less likely this evening. The chance of a thunderstorm during the morning and afternoon. Winds east to southeasterly 15 to 20 km/h tending east to northeasterly 15 to 25 km/h in the middle of the day then becoming light in the late evening. Daytime maximum temperatures between 19 and 23.

Illawarra Coastal Waters

Port Hacking to Ulladulla
Wind
Easterly 10 to 15 knots turning northeasterly in the early afternoon. Winds reaching up to 20 knots offshore south of Port Kembla during the afternoon and evening.
Seas
Around 1 metre, increasing to 1 to 1.5 metres offshore south of Point Perpendicular during the afternoon.
1st Swell
Easterly below 1 metre.
Weather
Partly cloudy. 70% chance of showers. The chance of a thunderstorm.
Weather Situation
Winds will tend east to northeasterly later today as a high pressure system gradually drifts into the Tasman Sea, with winds turning northerly over the weekend. A fresh to strong southerly change is expected during Sunday and Monday.
Graph Plots Open in Graphs

  • 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

    21 °C

  • Highest 6 December, 2025

    39.5 °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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