Cape Saint George Lighthouse Weather Forecast

    • 12
    • 15

    Possible shower

    • 11
    • 19

    Partly cloudy

    • 7
    • 22

    Mostly sunny

    • 10
    • 27

    Sunny

    • 15
    • 30

    Mostly sunny

    • 16
    • 25

    Showers

    • 13
    • 21

    Shower or two

Today 27 Sep Illawarra

Cloudy. Slight chance of a shower. Winds south to southeasterly 15 to 20 km/h.

Illawarra Coastal Waters

Port Hacking to Ulladulla
Wind
Southeasterly 10 to 15 knots, reaching up to 20 knots north of Point Perpendicular.
Seas
Around 1 metre, increasing to 1 to 1.5 metres offshore north of Point Perpendicular.
1st Swell
Southerly 1.5 metres.
Weather
Cloudy.
Weather Situation
Fresh south to southeasterly winds lie over the coastal waters in the wake of a cold front. A ridge of high pressure will build over the coastal waters through the early days of the week, turning winds north to northeasterly.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Cape Saint George Lighthouse Temperature Statistics View More

September Temperature

Point Perpendicular (7km)

  • Lowest 18 September, 2026

    9.6 °C

  • Average September

    16.8 °C

  • Highest 26 September, 2026

    30.6 °C

Climate (2021–2026)

Point Perpendicular (7km)

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  • Average Low 2021–2026

    14.9 °C

  • Average 2021–2026

    17.5 °C

  • Average High 2021–2026

    20.9 °C
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