Thirroul Beach Weather Forecast

    • 12
    • 18

    Shower or two

    • 11
    • 19

    Mostly sunny

    • 13
    • 21

    Shower or two

    • 13
    • 19

    Shower or two

    • 12
    • 20

    Possible shower

    • 11
    • 18

    Partly cloudy

    • 11
    • 19

    Partly cloudy

Today 18 Aug Wollongong

Partly cloudy. Medium chance of showers, becoming less likely this afternoon. Light winds becoming north to northeasterly 15 to 20 km/h in the evening then becoming light in the late evening.

Illawarra Coastal Waters

Port Hacking to Ulladulla
Wind
Variable about 10 knots becoming east to northeasterly 10 to 15 knots in the morning.
Seas
Below 1 metre.
1st Swell
Easterly around 1 metre.
Weather
Partly cloudy. 50% chance of showers.
Weather Situation
A high pressure system over Tasman Sea is directing onshore southeast to northeasterly wind. Winds will strengthen and become north to northeasterly along the southern coast on Wednesday as a low pressure trough approaches from the west.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Thirroul Beach Temperature Statistics View More

August Temperature

Bellambi (5km)

  • Lowest 5 August, 2026

    9.4 °C

  • Average August

    14.1 °C

  • Highest 3 August, 2026

    21.3 °C

Climate (2021–2026)

Bellambi (5km)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2021–2026

    15.1 °C

  • Average 2021–2026

    18 °C

  • Average High 2021–2026

    21.8 °C
Get WillyWeather+ to remove ads