Jervis Bay Harbour Weather Forecast

    • 13
    • 21

    Shower or two

    • 12
    • 21

    Shower or two

    • 11
    • 22

    Shower or two

    • 11
    • 24

    Possible afternoon shower

    • 12
    • 25

    Partly cloudy

    • 13
    • 26

    Partly cloudy

    • 14
    • 26

    Partly cloudy

Today 16 Oct Illawarra

Cloudy. High chance of showers, becoming less likely this afternoon. Winds easterly 15 to 25 km/h becoming light in the evening. Daytime maximum temperatures between 15 and 20.

Illawarra Coastal Waters

Port Hacking to Ulladulla
Wind
Easterly 10 to 15 knots, reaching up to 20 knots offshore north of Port Kembla during the morning.
Seas
Around 1 metre.
1st Swell
Southerly 1.5 to 2 metres, tending southeasterly 1.5 to 2 metres during the morning.
Weather
Partly cloudy.
Weather Situation
Easterly winds over NSW Coastal Waters as a slow-moving high pressure over the southern Tasman Sea drifts eastward.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Jervis Bay Harbour Temperature Statistics View More

October Temperature

Point Perpendicular (9 km)

  • Lowest 8 October, 2026

    12.2 °C

  • Average October

    17.4 °C

  • Highest 12 October, 2026

    31.7 °C

Climate (2021–2026)

Point Perpendicular (9 km)

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  • Average Low 2021–2026

    14.9 °C

  • Average 2021–2026

    17.6 °C

  • Average High 2021–2026

    20.9 °C
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