Coalcliff Weather Forecast

    • 17
    • 22

    Partly cloudy

    • 17
    • 27

    Mostly sunny

    • 18
    • 30

    Possible late shower

    • 16
    • 19

    Showers

    • 14
    • 19

    Shower or two

    • 14
    • 20

    Partly cloudy

    • 14
    • 23

    Mostly sunny

Today 24 Sep Wollongong

Partly cloudy. Light winds becoming northeasterly 25 to 35 km/h in the morning then tending northerly 15 to 25 km/h in the evening.

Illawarra Coastal Waters

Port Hacking to Ulladulla
Wind
North to northeasterly 15 to 25 knots, reaching up to 30 knots offshore north of Port Kembla during the afternoon and evening.
Seas
1 to 1.5 metres, increasing to 1.5 to 2 metres during the afternoon.
1st Swell
Northeasterly 1 to 1.5 metres, decreasing to around 1 metre during the morning.
Weather
Partly cloudy.
Weather Situation
A high pressure system over the Tasman Sea directs an east to northeasterly flow through the coastal waters. Winds will freshen and tend more north to northeasterly on Thursday and Friday as the high slips further to the east. A cold front and trough will then enter the Tasman Sea, bringing a southerly change which will gradually track northward through the weekend.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Coalcliff Temperature Statistics View More

September Temperature

Bellambi (14km)

  • Lowest 16 September, 2026

    9.2 °C

  • Average September

    17.2 °C

  • Highest 5 September, 2026

    30.7 °C

Climate (2021–2026)

Bellambi (14km)

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  • Average Low 2021–2026

    15.1 °C

  • Average 2021–2026

    18 °C

  • Average High 2021–2026

    21.8 °C
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