Kiama Harbour Weather Forecast

    • 13
    • 22

    Partly cloudy

    • 15
    • 25

    Possible morning shower

    • 16
    • 22

    Shower or two

    • 14
    • 18

    Showers

    • 11
    • 17

    Showers easing. Wind easing

    • 11
    • 18

    Sunny

    • 11
    • 19

    Sunny

Today 7 Sep Illawarra

Partly cloudy. Slight chance of a shower, most likely later this evening. Winds north to northwesterly 15 to 20 km/h.

Illawarra Coastal Waters

Port Hacking to Ulladulla
Wind
Northerly 20 to 25 knots, reaching up to 30 knots offshore.
Seas
2 to 2.5 metres.
1st Swell
Southerly around 1 metre inshore, increasing to 1 to 1.5 metres offshore.
Weather
Partly cloudy.
Weather Situation
A ridge over the north coast will slowly drift eastwards from today, directing fresh and gusty northerlies. A series of troughs is expected to cross the southern and central coastal waters from Monday, bringing south to southeasterly changes in their wake. Winds should strengthen and turn south to southwesterly on Wednesday or Thursday as a low pressure system cross the southern coastal waters.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Kiama Harbour Temperature Statistics View More

September Temperature

Kiama (Bombo Headland) (1km)

  • Lowest 1 September, 2025

    10.2 °C

  • Average September

    15.2 °C

  • Highest 4 September, 2025

    24.4 °C

Climate (2020–Present)

Kiama (Bombo Headland) (1km)

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  • Average Low 2020–2025

    14.8 °C

  • Average 2020–2025

    17.7 °C

  • Average High 2020–2025

    21.3 °C
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