Boat Harbour Beach Weather Forecast

    • 14
    • 21

    Partly cloudy

    • 13
    • 21

    Mostly sunny

    • 13
    • 23

    Sunny

    • 16
    • 22

    Shower or two

    • 16
    • 20

    Shower or two

    • 15
    • 23

    Cloudy

    • 17
    • 25

    Partly cloudy

Today 28 Dec South Coast

Mostly sunny. Winds south to southeasterly 15 to 20 km/h tending east to southeasterly in the middle of the day then becoming light in the evening. Daytime maximum temperatures in the low 20s.

Illawarra Coastal Waters

Port Hacking to Ulladulla
Wind
Southerly 15 to 20 knots, reaching up to 25 knots offshore north of Port Kembla in the late morning and early afternoon.
Seas
1 to 2 metres.
1st Swell
Southerly 2 metres.
Weather
Partly cloudy.
Weather Situation
Southerly winds are prevailing as a strong high pressure system near Tasmania extends a ridge over the coastal waters. Winds are forecast to remain southerly for the remainder of the weekend, while gradually easing, as the high slowly moves southeast, entering the southern Tasman Sea.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Boat Harbour Beach Temperature Statistics View More

December Temperature

Ulladulla (14km)

  • Lowest 2 December, 2025

    9.7 °C

  • Average December

    19.5 °C

  • Highest 6 December, 2025

    37.1 °C

Climate (2020–Present)

Ulladulla (14km)

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  • Average Low 2020–2025

    13.7 °C

  • Average 2020–2025

    17 °C

  • Average High 2020–2025

    20.8 °C
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