Boat Harbour Weather Forecast

    • 19
    • 27

    Showers increasing

    • 18
    • 24

    Showers easing

    • 18
    • 25

    Showers

    • 18
    • 25

    Shower or two

    • 17
    • 25

    Showers increasing

    • 17
    • 24

    Shower or two

    • 16
    • 25

    Possible shower

Today 17 Mar Illawarra

Cloudy. Medium chance of showers in the south, slight chance elsewhere. Light winds. Overnight temperatures falling to between 17 and 20 with daytime temperatures reaching the mid to high 20s.

Illawarra Coastal Waters

Port Hacking to Ulladulla
Wind
Northerly 15 to 25 knots shifting southerly 10 to 15 knots in the early afternoon.
Seas
1 to 2 metres, decreasing to 1 to 1.5 metres during the morning.
1st Swell
Southerly 1 to 1.5 metres, decreasing to around 1 metre around midday, then increasing to 1 to 1.5 metres by early evening.
Weather
Cloudy. 60% chance of showers in the evening. The chance of a thunderstorm at night.
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 14 March, 2026

    16.2 °C

  • Average March

    21.1 °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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