Montagu Roadstead Weather Forecast

    • 20
    • 32

    Sunny

    • 22
    • 41

    Sunny. Late cool change

    • 18
    • 23

    Shower or two

    • 16
    • 24

    Cloudy

    • 16
    • 27

    Sunny

    • 18
    • 28

    Shower or two

    • 17
    • 25

    Shower or two

Today 9 Jan Illawarra

Sunny. Winds northwest to northeasterly 20 to 30 km/h. Daytime maximum temperatures 34 to 40.

Illawarra Coastal Waters

Port Hacking to Ulladulla
Wind
North to northeasterly 20 to 25 knots, reaching up to 30 knots during the day.
Seas
2 to 2.5 metres.
1st Swell
Northeasterly around 1 metre inshore, increasing to 1 to 1.5 metres offshore around midday.
Weather
Sunny.
Weather Situation
North to northeasterly winds along the coast will continue to freshen through this week as a high over the Tasman Sea strengthens. A cold front and its associated trough will cross the coastal areas during the weekend, bringing a fresh to strong southerly wind change in their wake.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Montagu Roadstead Temperature Statistics View More

January Temperature

Point Perpendicular (6km)

  • Lowest 1 January, 2026

    16.1 °C

  • Average January

    21 °C

  • Highest 7 January, 2026

    28.6 °C

Climate (2021–Present)

Point Perpendicular (6km)

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  • Average Low 2021–2026

    14.7 °C

  • Average 2021–2026

    17.4 °C

  • Average High 2021–2026

    20.7 °C
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