Windang Bay Weather Forecast

    • 9
    • 21

    Sunny

    • 12
    • 25

    Sunny

    • 13
    • 25

    Shower or two

    • 14
    • 24

    Showers increasing

    • 10
    • 16

    Shower or two. Windy

    • 10
    • 18

    Possible shower. Wind easing

    • 9
    • 22

    Sunny

Today 12 Sep Wollongong

Sunny. Winds northeasterly 15 to 25 km/h turning northwesterly 15 to 20 km/h in the evening.

Illawarra Coastal Waters

Port Hacking to Ulladulla
Wind
North to northwesterly about 10 knots tending north to northeasterly 15 to 20 knots in the middle of the day.
Seas
Below 0.5 metres, increasing to around 1 metre around midday.
1st Swell
Southerly 1.5 to 2 metres, decreasing to 1.5 metres later in the evening.
Weather
Mostly sunny.
Weather Situation
A high pressure system will drift across the Tasman Sea this weekend, causing winds to turn northeasterly. Northerly winds are expected to increase on Monday before turning southerly in the far south. This southerly change will continue to move north along the coast on Tuesday and strengthen.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Windang Bay Temperature Statistics View More

September Temperature

Illawarra Regional Airport (8km)

  • Lowest 9 September, 2026

    4.9 °C

  • Average September

    16 °C

  • Highest 5 September, 2026

    31.1 °C

Climate (2021–2026)

Illawarra Regional Airport (8km)

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  • Average Low 2021–2026

    12.5 °C

  • Average 2021–2026

    17.3 °C

  • Average High 2021–2026

    22.8 °C
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