Jervis Bay Harbour Weather Forecast

    • 11
    • 25

    Mostly clear

    • 14
    • 26

    Partly cloudy

    • 15
    • 30

    Shower or two. Possible storm

    • 12
    • 20

    Shower or two

    • 10
    • 22

    Partly cloudy

    • 10
    • 25

    Shower or two

    • 9
    • 22

    Partly cloudy

Today 6 Nov Illawarra

Mostly sunny. Winds north to northeasterly 15 to 25 km/h becoming light in the evening. Daytime maximum temperatures in the low to high 20s.

Illawarra Coastal Waters

Port Hacking to Ulladulla
Wind
North to northwesterly about 10 knots tending north to northeasterly 15 to 20 knots in the middle of the day. Winds reaching up to 25 knots offshore north of Port Kembla in the evening.
Seas
Below 1 metre, increasing to 1 to 1.5 metres during the afternoon, increasing to 1.5 to 2 metres offshore north of Port Kembla by early evening.
1st Swell
Southerly around 1 metre.
Weather
Mostly sunny.
Weather Situation
A ridge extends over the coastal waters and will persist for the next couple of days. A high pressure system will move east across the Tasman Sea today.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Jervis Bay Harbour Temperature Statistics View More

November Temperature

Point Perpendicular (9km)

  • Lowest 5 November, 2025

    12.7 °C

  • Average November

    17.9 °C

  • Highest 3 November, 2025

    24 °C

Climate (2020–Present)

Point Perpendicular (9km)

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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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