Thirroul Weather Forecast

    • 18
    • 24

    Partly cloudy

    • 18
    • 23

    Shower or two

    • 15
    • 21

    Sunny

    • 15
    • 24

    Sunny

    • 16
    • 26

    Sunny

    • 19
    • 33

    Possible shower developing

    • 21
    • 26

    Possible shower

Today 22 Dec Wollongong

Partly cloudy. Slight chance of a shower. Winds south to southwesterly 15 to 20 km/h shifting northeasterly 20 to 30 km/h in the morning then tending northerly 15 to 20 km/h in the late evening.

Illawarra Coastal Waters

Port Hacking to Ulladulla
Wind
Southerly 10 to 15 knots becoming variable about 10 knots early in the morning then becoming northeasterly 15 to 20 knots in the middle of the day.
Seas
Below 1 metre, increasing to 1 to 1.5 metres during the afternoon.
1st Swell
Southerly 1.5 to 2 metres, decreasing to 1.5 metres during the morning, then tending southeasterly 1.5 metres around midday.
Weather
Partly cloudy. The chance of a thunderstorm offshore south of Point Perpendicular in the evening.
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Thirroul Temperature Statistics View More

December Temperature

Illawarra Regional Airport (30km)

  • Lowest 21 December, 2024

    13.3 °C

  • Average December

    22 °C

  • Highest 2 December, 2024

    33.2 °C

Climate (2019–Present)

Illawarra Regional Airport (30km)

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  • Average Low 2019–2024

    12.4 °C

  • Average 2019–2024

    17.1 °C

  • Average High 2019–2024

    22.5 °C
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