Gerringong Weather Forecast

    • 14
    • 22

    Partly cloudy

    • 15
    • 23

    Mostly sunny

    • 16
    • 22

    Shower or two

    • 17
    • 23

    Possible shower

    • 17
    • 25

    Possible shower

    • 18
    • 26

    Showers increasing

    • 17
    • 22

    Shower or two

Today 20 Oct Illawarra

Partly cloudy. The chance of fog inland early this morning. Slight chance of a shower this afternoon. The chance of a thunderstorm in the north during this afternoon and evening. Light winds becoming northerly 15 to 20 km/h in the morning then tending northeasterly 20 to 30 km/h in the middle of the day. Daytime maximum temperatures in the low to mid 20s.

Illawarra Coastal Waters

Port Hacking to Ulladulla
Wind
North to northeasterly 15 to 20 knots.
Seas
Around 1 metre, increasing to 1 to 1.5 metres during the afternoon.
1st Swell
Northeasterly below 1 metre.
Weather
Partly cloudy. The chance of a thunderstorm offshore north of Point Perpendicular.
Weather Situation
A strong high pressure system over the Tasman Sea is maintaining northeasterly winds across the coastal waters. Very little change of weather pattern is forecast through the week due to the slow movement of the high. Then, a cold front looks set to cross the state during the weekend into early next week, bringing a southerly change in its wake.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Gerringong Temperature Statistics View More

October Temperature

Kiama (Bombo Headland) (10 km)

  • Lowest 9 October, 2026

    11.4 °C

  • Average October

    17.7 °C

  • Highest 12 October, 2026

    34.3 °C

Climate (2021–2026)

Kiama (Bombo Headland) (10 km)

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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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