Kiama Harbour Weather Forecast

    • 13
    • 18

    Shower or two

    • 14
    • 20

    Showers easing

    • 16
    • 22

    Partly cloudy

    • 15
    • 24

    Mostly sunny

    • 17
    • 26

    Becoming cloudy

    • 15
    • 19

    Shower or two

    • 13
    • 21

    Partly cloudy

Today 22 Sep Illawarra

Cloudy. High chance of showers in the north, medium chance elsewhere. Winds south to southeasterly 15 to 25 km/h tending east to southeasterly 15 to 20 km/h in the morning then becoming light in the evening. Overnight temperatures falling to between 6 and 12 with daytime temperatures reaching between 13 and 18.

Illawarra Coastal Waters

Port Hacking to Ulladulla
Wind
South to southeasterly 15 to 20 knots turning easterly in the early afternoon.
Seas
1 to 1.5 metres, decreasing to 1 metre during the morning.
1st Swell
Southerly 1.5 to 2.5 metres.
Weather
Cloudy. 80% chance of showers offshore north of Port Kembla, 50% chance elsewhere.
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 18 September, 2026

    9.3 °C

  • Average September

    17.3 °C

  • Highest 5 September, 2026

    29.8 °C

Climate (2021–2026)

Kiama (Bombo Headland) (1km)

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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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