Lake Illawarra - Berageree Island Weather Forecast

    • 19
    • 21

    Possible shower

    • 17
    • 21

    Cloudy

    • 17
    • 26

    Mostly sunny

    • 20
    • 26

    Showers. Possible late storm

    • 20
    • 26

    Showers. Storm developing

    • 18
    • 23

    Showers. Becoming windy

    • 17
    • 21

    Shower or two. Becoming windy

Today 11 Jan Wollongong

Cloudy. Medium chance of showers. Winds southeasterly 25 to 35 km/h decreasing to 20 to 25 km/h in the late evening.

Illawarra Coastal Waters

Port Hacking to Ulladulla
Wind
Southerly 20 to 25 knots tending southeasterly 15 to 20 knots in the evening.
Seas
1.5 to 2 metres.
1st Swell
Southerly 1.5 to 2 metres.
Weather
Cloudy.
Weather Situation
A trough is moving northwards along the coast, bringing fresh to strong southerlies in its wake. The trough is expected to stall about the central coast during today, then continue north to reach the northern border by Monday. Coastal winds broadly shifty easterly during the new week as a high pressure system settles over the Tasman Sea.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Lake Illawarra - Berageree Island Temperature Statistics View More

January Temperature

Illawarra Regional Airport (7km)

  • Lowest 2 January, 2026

    12.5 °C

  • Average January

    22 °C

  • Highest 9 January, 2026

    33.3 °C

Climate (2021–Present)

Illawarra Regional Airport (7km)

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  • Average Low 2021–2026

    12.4 °C

  • Average 2021–2026

    17.1 °C

  • Average High 2021–2026

    22.7 °C
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