Lake Illawarra - Lake Illawarra Boat Ramp (Windang Bridge) Weather Forecast

    • 13
    • 25

    Partly cloudy

    • 15
    • 24

    Late showers

    • 9
    • 16

    Windy. Partly cloudy

    • 9
    • 18

    Partly cloudy

    • 8
    • 22

    Sunny

    • 12
    • 27

    Sunny

    • 15
    • 29

    Sunny

Today 14 Sep Wollongong

Partly cloudy. Slight chance of a shower in the late morning and afternoon. Light winds becoming north to northwesterly 20 to 30 km/h in the morning then becoming light in the evening.

Illawarra Coastal Waters

Port Hacking to Ulladulla
Wind
Northerly 15 to 20 knots, reaching up to 25 knots offshore south of Point Perpendicular in the evening.
Seas
1 to 1.5 metres, increasing to 1 to 2 metres during the afternoon.
1st Swell
Northeasterly below 1 metre inshore, increasing to 1 to 1.5 metres offshore south of Port Kembla.
Weather
Partly cloudy.
Weather Situation
Northerly winds will increase during today before a trough brings a southerly change to the far south in the evening. This southerly change will continue to move north along the coast on Tuesday and then strengthen as a cold front reaches the Tasman Sea. After this, southerly winds will persist as a new ridge of high pressure extends across from the west.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Lake Illawarra - Lake Illawarra Boat Ramp (Windang Bridge) Temperature Statistics View More

September Temperature

Illawarra Regional Airport (8km)

  • Lowest 9 September, 2026

    4.9 °C

  • Average September

    15.8 °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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