Jervis Bay Weather Forecast

    • 11
    • 24

    Sunny

    • 12
    • 25

    Sunny

    • 11
    • 25

    Sunny

    • 11
    • 24

    Sunny

    • 11
    • 23

    Mostly sunny

    • 13
    • 23

    Partly cloudy

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    Partly cloudy

Today 25 Apr Illawarra

Sunny. Winds north to northwesterly 15 to 20 km/h tending north to northeasterly 15 to 25 km/h in the middle of the day then tending north to northwesterly 15 to 20 km/h in the late evening. Daytime maximum temperatures in the low to mid 20s.

Illawarra Coastal Waters

Port Hacking to Ulladulla
Wind
North to northwesterly about 10 knots tending north to northeasterly 10 to 15 knots in the middle of the day. Winds reaching up to 20 knots south of Port Kembla during the afternoon and evening.
Seas
Below 1 metre, increasing to 1 to 1.5 metres by early evening.
1st Swell
Easterly around 1 metre.
Weather
Sunny.
Weather Situation
A high pressure system over the southern Tasman Sea is near stationary, maintaining southeast to northeasterly winds for much of the coming week. A weakening trough is near the far northern New South Wales coast bringing strengthening southeasterly winds before easing later in the weekend.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Jervis Bay Temperature Statistics View More

April Temperature

Point Perpendicular (8km)

  • Lowest 18 April, 2026

    11.9 °C

  • Average April

    18.7 °C

  • Highest 9 April, 2026

    28.2 °C

Climate (2021–Present)

Point Perpendicular (8km)

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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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