Jervis Bay Harbour Weather Forecast

    • 11
    • 24

    Sunny

    • 10
    • 24

    Sunny

    • 12
    • 23

    Partly cloudy

    • 12
    • 23

    Partly cloudy

    • 13
    • 24

    Possible shower

    • 14
    • 25

    Possible shower

    • 14
    • 25

    Shower or two

Today 28 Apr Illawarra

Patchy fog in the early morning. Sunny day. Light winds becoming northeasterly 15 to 20 km/h in the late afternoon then becoming light in the evening. Overnight temperatures falling to between 5 and 11 with daytime temperatures reaching the low to mid 20s.

Illawarra Coastal Waters

Port Hacking to Ulladulla
Wind
Variable about 10 knots becoming north to northeasterly 10 to 15 knots in the early afternoon.
Seas
Below 1 metre.
1st Swell
Southerly below 1 metre.
Weather
Mostly sunny.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Jervis Bay Harbour Temperature Statistics View More

April Temperature

Point Perpendicular (9km)

  • Lowest 18 April, 2026

    11.9 °C

  • Average April

    18.7 °C

  • Highest 9 April, 2026

    28.2 °C

Climate (2021–Present)

Point Perpendicular (9km)

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  • Average Low 2021–2026

    14.7 °C

  • Average 2021–2026

    17.4 °C

  • Average High 2021–2026

    20.8 °C
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