Sussex Inlet Entrance Weather Forecast

    • 15
    • 31

    Clear

    • 18
    • 34

    Mostly sunny

    • 21
    • 36

    Partly cloudy

    • 16
    • 20

    Possible shower

    • 15
    • 27

    Partly cloudy

    • 16
    • 30

    Sunny

    • 17
    • 23

    Cloudy

Today 4 Dec Illawarra

Sunny. Winds west to northwesterly 15 to 25 km/h. Daytime maximum temperatures 29 to 34.

Illawarra Coastal Waters

Port Hacking to Ulladulla
Wind
North to northeasterly 15 to 20 knots increasing to 15 to 25 knots in the late afternoon. Winds reaching up to 30 knots offshore in the late evening.
Seas
Around 1 metre, increasing to 1.5 to 2 metres during the afternoon.
1st Swell
Southerly below 1 metre.
Weather
Sunny.
Weather Situation
A high pressure system lies over the Tasman Sea, extending a ridge over the state. Northerly winds strengthening by the weekend, with a brief weak southerly change expected along the south coast on Friday. Then, a cold front will cross the state during the weekend, bringing a fresh to strong southerly wind change over coastal waters in its wake.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Sussex Inlet Entrance Temperature Statistics View More

December Temperature

Point Perpendicular (21km)

  • Lowest 2 December, 2025

    10.3 °C

  • Average December

    16.6 °C

  • Highest 1 December, 2025

    21.3 °C

Climate (2020–Present)

Point Perpendicular (21km)

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  • Average Low 2020–2025

    14.7 °C

  • Average 2020–2025

    17.4 °C

  • Average High 2020–2025

    20.7 °C
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