Boat Harbour Weather Forecast

    • 13
    • 25

    Sunny

    • 15
    • 27

    Sunny

    • 15
    • 27

    Mostly sunny

    • 16
    • 24

    Shower or two

    • 16
    • 21

    Showers

    • 15
    • 22

    Showers

    • 14
    • 23

    Possible shower

Today 31 Mar Illawarra

The chance of fog in the early morning. Mostly sunny day. Light winds becoming north to northeasterly 15 to 25 km/h in the middle of the day. Daytime maximum temperatures in 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 morning. Winds reaching up to 20 knots south of Port Kembla during the afternoon and evening.
Seas
Around 1 metre, increasing to 1 to 1.5 metres south of Point Perpendicular during the afternoon.
1st Swell
Southeasterly 1.5 metres, tending southerly 1 to 1.5 metres during the morning.
Weather
Partly cloudy.
Weather Situation
Easterly winds over coastal waters are gradually turning northeast as a high over eastern New South Wales is entering the Tasman Sea and slowly drifting eastwards. Then, winds will turn south to southeasterly on Friday and persist through the weekend as a trough moves up the coast while another high drifts across Tasmania.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Boat Harbour Temperature Statistics View More

March Temperature

Point Perpendicular (2km)

  • Lowest 28 March, 2026

    11.9 °C

  • Average March

    20.7 °C

  • Highest 11 March, 2026

    27.5 °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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