Cape Saint George Weather Forecast

    • 18
    • 32

    Mostly sunny

    • 19
    • 31

    Shower or two

    • 20
    • 31

    Showers. Possible storm

    • 19
    • 30

    Shower or two. Possible storm

    • 20
    • 26

    Shower or two

    • 18
    • 25

    Shower or two

    • 17
    • 27

    Possible shower

Today 18 Dec Illawarra

The chance of fog in the early morning. Mostly sunny day. Winds north to northwesterly 15 to 20 km/h tending west to northwesterly 15 to 25 km/h in the morning. Overnight temperatures falling to between 14 and 18 with daytime temperatures reaching the mid to high 30s.

Illawarra Coastal Waters

Port Hacking to Ulladulla
Wind
Northerly 15 to 25 knots.
Seas
1.5 to 2 metres.
1st Swell
Southerly 1 to 1.5 metres, decreasing to around 1 metre during the morning.
Weather
Sunny.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Cape Saint George Temperature Statistics View More

December Temperature

Point Perpendicular (9km)

  • Lowest 2 December, 2025

    10.3 °C

  • Average December

    19.8 °C

  • Highest 5 December, 2025

    33 °C

Climate (2020–Present)

Point Perpendicular (9km)

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  • Average Low 2020–2025

    14.7 °C

  • Average 2020–2025

    17.4 °C

  • Average High 2020–2025

    20.7 °C
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