Kiama Harbour Weather Forecast

    • 17
    • 20

    Possible shower

    • 16
    • 21

    Cloudy

    • 17
    • 24

    Cloud clearing

    • 18
    • 28

    Sunny

    • 20
    • 31

    Shower or two developing

    • 21
    • 29

    Shower or two

    • 20
    • 28

    Shower or two

Today 15 Dec Illawarra

Cloudy. Medium chance of showers. Winds south to southeasterly 25 to 35 km/h becoming light in the early morning then becoming east to southeasterly 20 to 30 km/h in the morning. Overnight temperatures falling to between 11 and 16 with daytime temperatures reaching between 19 and 24.

Illawarra Coastal Waters

Port Hacking to Ulladulla
Wind
Southerly 15 to 25 knots, reaching up to 30 knots north of Point Perpendicular early in the morning. Winds turning southeasterly 15 to 20 knots during the morning.
Seas
1.5 to 2.5 metres, decreasing to 1 metre during the morning, then increasing to 1 to 1.5 metres during the afternoon.
1st Swell
Southerly 1 to 1.5 metres, increasing to 1.5 to 2.5 metres during the morning.
Weather
Cloudy.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Kiama Harbour Temperature Statistics View More

December Temperature

Kiama (Bombo Headland) (1km)

  • Lowest 2 December, 2025

    11.9 °C

  • Average December

    20.3 °C

  • Highest 5 December, 2025

    32.5 °C

Climate (2020–Present)

Kiama (Bombo Headland) (1km)

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  • Average Low 2020–2025

    14.8 °C

  • Average 2020–2025

    17.8 °C

  • Average High 2020–2025

    21.4 °C
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