Thirroul Weather Forecast

    • 13
    • 25

    Sunny

    • 16
    • 28

    Sunny

    • 17
    • 25

    Shower or two

    • 16
    • 22

    Showers. Possible storm

    • 14
    • 22

    Mostly sunny

    • 13
    • 22

    Partly cloudy

    • 15
    • 24

    Sunny morning. Shower or two

Today 30 Sep Wollongong

Sunny. Winds north to northwesterly 15 to 20 km/h tending north to northeasterly 20 to 30 km/h in the morning then turning northwesterly 15 to 20 km/h in the evening.

Illawarra Coastal Waters

Port Hacking to Ulladulla
Wind
Northerly 15 to 25 knots, reaching up to 30 knots offshore north of Port Kembla in the evening.
Seas
1 to 1.5 metres, increasing to 1.5 to 2 metres during the morning.
1st Swell
Southerly 1 to 1.5 metres, decreasing to around 1 metre around midday.
Weather
Sunny.
Weather Situation
A high pressure system in the Tasman Sea extends a ridge over the coastal waters. A trough will cross the south coast late on Friday.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Thirroul Temperature Statistics View More

September Temperature

Bellambi (6km)

  • Lowest 16 September, 2026

    9.2 °C

  • Average September

    17.2 °C

  • Highest 26 September, 2026

    32 °C

Climate (2021–2026)

Bellambi (6km)

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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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