Gerringong Weather Forecast

    • 15
    • 21

    Shower or two

    • 13
    • 20

    Sunny

    • 12
    • 19

    Possible shower

    • 13
    • 21

    Mostly sunny

    • 15
    • 19

    Showers

    • 14
    • 18

    Shower or two

    • 12
    • 19

    Partly cloudy

Today 21 Aug Illawarra

Mostly sunny. High chance of showers in the north, medium chance elsewhere. Winds northwesterly 15 to 20 km/h turning westerly 20 to 30 km/h in the morning. Overnight temperatures falling to between 9 and 13 with daytime temperatures reaching between 17 and 22.

Illawarra Coastal Waters

Port Hacking to Ulladulla
Wind
Northwesterly 10 to 15 knots, reaching up to 20 knots offshore south of Point Perpendicular during the morning. Winds turning north to northeasterly below 10 knots in the late morning and early afternoon then tending northwest to southwesterly 10 to 15 knots in the late evening.
Seas
Around 1 metre.
1st Swell
Northeasterly around 1 metre, increasing to 1 to 1.5 metres during the morning, then decreasing to around 1 metre around midday.
Weather
Mostly sunny. 60% chance of showers. The chance of a thunderstorm offshore south of Port Kembla in the morning.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Gerringong Temperature Statistics View More

August Temperature

Kiama (Bombo Headland) (10km)

  • Lowest 8 August, 2026

    8.9 °C

  • Average August

    14.2 °C

  • Highest 3 August, 2026

    21.6 °C

Climate (2021–2026)

Kiama (Bombo Headland) (10km)

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  • Average Low 2021–2026

    14.9 °C

  • Average 2021–2026

    17.9 °C

  • Average High 2021–2026

    21.5 °C
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