Montagu Roadstead Weather Forecast

    • 22
    • 41

    Afternoon cool change. Windy

    • 18
    • 22

    Shower or two

    • 17
    • 23

    Possible shower

    • 16
    • 27

    Partly cloudy

    • 18
    • 27

    Shower or two

    • 18
    • 25

    Shower or two

    • 16
    • 22

    Shower or two. Becoming windy

Today 10 Jan Illawarra

Sunny day. The chance of a thunderstorm inland in the late afternoon and evening. Winds northwesterly 20 to 30 km/h increasing to 35 to 50 km/h in the early morning then shifting southerly 20 to 30 km/h in the evening. Overnight temperatures falling to the low to mid 20s with daytime temperatures reaching 36 to 42.

Extreme Fire Danger Rating

Take action now to protect life and property

Illawarra Coastal Waters

Port Hacking to Ulladulla
Wind
Northerly 20 to 30 knots decreasing to 15 to 25 knots in the early morning then tending northwest to northeasterly 20 to 30 knots in the late afternoon.
Seas
2 to 3 metres.
1st Swell
Northeasterly 1.5 to 2.5 metres, decreasing to 1 to 1.5 metres during the afternoon.
Weather
Sunny day. The chance of a thunderstorm offshore south of Point Perpendicular in the late afternoon and evening.
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

    21.3 °C

  • Highest 8 January, 2026

    30.3 °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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