Sussex Inlet Boat Ramp (Lakehaven Drive) Weather Forecast

    • 20
    • 32

    Possible shower

    • 19
    • 28

    Shower or two. Possible storm

    • 21
    • 27

    Becoming cloudy

    • 17
    • 27

    Possible shower

    • 15
    • 31

    Sunny day. Late shower or two

    • 15
    • 22

    Shower or two

    • 14
    • 23

    Partly cloudy

Today 20 Dec Illawarra

Partly cloudy. Slight chance of a shower, becoming less likely later tonight. The chance of a thunderstorm, possibly severe with damaging winds, large hail and heavy rain which may lead to flash flooding inland. Winds west to northwesterly 15 to 20 km/h becoming light in the evening.

Illawarra Coastal Waters

Port Hacking to Ulladulla
Wind
Northerly 10 to 15 knots, reaching up to 20 knots south of Port Kembla during the afternoon and evening.
Seas
Around 1 metre, increasing to 1 to 1.5 metres south of Port Kembla.
1st Swell
Northeasterly below 1 metre.
Weather
Partly cloudy. The chance of a thunderstorm.
Weather Situation
A high in the Tasman Sea is directing northerly winds over central and northern Coastal Waters while a weak coastal trough brings southerly winds to the remainder. A cold front will bring a fresh to strong southerly change to the southern half on Monday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Sussex Inlet Boat Ramp (Lakehaven Drive) Temperature Statistics View More

December Temperature

Point Perpendicular (21km)

  • Lowest 2 December, 2025

    10.3 °C

  • Average December

    20.2 °C

  • Highest 5 December, 2025

    33 °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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