Boat Harbour Weather Forecast

    • 12
    • 23

    Sunny

    • 10
    • 22

    Mostly sunny

    • 11
    • 18

    Shower or two

    • 8
    • 19

    Wind easing. Partly cloudy

    • 9
    • 21

    Sunny

    • 9
    • 21

    Partly cloudy

    • 12
    • 21

    Shower or two

Today 5 May Illawarra

Sunny. Winds west to northwesterly 15 to 20 km/h tending west to southwesterly 25 to 35 km/h during the morning and early afternoon. Overnight temperatures falling to between 8 and 13 with daytime temperatures reaching between 17 and 23.

Illawarra Coastal Waters

Port Hacking to Ulladulla
Wind
Westerly 15 to 20 knots shifting south to southeasterly below 10 knots in the afternoon.
Seas
1 to 1.5 metres, decreasing below 1 metre during the afternoon.
1st Swell
Northeasterly 2 to 2.5 metres, tending easterly 1.5 to 2 metres during the morning.
Weather
The chance of a thunderstorm offshore north of Port Kembla in the early morning. Sunny day.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Boat Harbour Temperature Statistics View More

May Temperature

Point Perpendicular (2km)

  • Lowest 1 May, 2026

    15.9 °C

  • Average May

    19.4 °C

  • Highest 2 May, 2026

    23.9 °C

Climate (2021–Present)

Point Perpendicular (2km)

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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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