Kiama Lighthouse Weather Forecast

    • 13
    • 15

    Showers

    • 13
    • 18

    Cloudy

    • 10
    • 21

    Mostly sunny

    • 13
    • 24

    Sunny

    • 16
    • 25

    Sunny

    • 19
    • 24

    Showers

    • 14
    • 19

    Showers

Today 27 Sep Illawarra

Cloudy. Very high chance of showers, most likely in the morning and afternoon. Winds south to southwesterly 15 to 25 km/h turning southeasterly 20 to 30 km/h during the morning then tending south to southeasterly 15 to 20 km/h in the late afternoon. Overnight temperatures falling to between 8 and 13 with daytime temperatures reaching between 11 and 16.

Illawarra Coastal Waters

Port Hacking to Ulladulla
Wind
Southerly 20 to 25 knots turning southeasterly 15 to 25 knots during the morning. Winds reaching up to 30 knots offshore north of Point Perpendicular in the late morning.
Seas
1.5 to 2 metres, decreasing to 1 to 1.5 metres by early evening.
1st Swell
Southerly 1 to 1.5 metres, increasing to 1.5 to 2 metres by early evening, then tending south to southeasterly 1.5 to 2 metres later in the evening.
Weather
Cloudy. 95% chance of showers.
Weather Situation
A cold front and trough will pass over the Tasman Sea bringing a southerly change northward along the NSW coast. A ridge of high pressure will build over the coastal waters in the wake of the southerly change, turning winds east to northeasterly over the coastal waters for the early days of the week.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Kiama Lighthouse Temperature Statistics View More

September Temperature

Kiama (Bombo Headland) (2km)

  • Lowest 18 September, 2026

    9.3 °C

  • Average September

    17.2 °C

  • Highest 5 September, 2026

    29.8 °C

Climate (2021–2026)

Kiama (Bombo Headland) (2km)

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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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