Mary Bay Weather Forecast

    • 11
    • 17

    Partly cloudy

    • 10
    • 18

    Possible early shower

    • 8
    • 19

    Sunny

    • 8
    • 19

    Sunny

    • 7
    • 19

    Partly cloudy

    • 9
    • 20

    Partly cloudy

    • 10
    • 20

    Shower or two

Today 4 Jun Illawarra

Partly cloudy. Slight chance of a shower in the south, near zero chance elsewhere. Damaging winds possible. Winds westerly 30 to 40 km/h.

Illawarra Coastal Waters

Port Hacking to Ulladulla
Wind
Westerly 20 to 30 knots.
Seas
1 to 1.5 metres, increasing to 2 to 2.5 metres offshore.
1st Swell
Northeasterly below 1 metre.
Weather
Partly cloudy.
Weather Situation
A deep, complex low near Tasmania is driving gusty westerly winds today. A vigorous south to southwesterly flow is forecast from tomorrow as a trough crosses the coastal waters. Then, a high pressure system is forecast to drift over the coastal waters during the weekend or early next week, turning the winds southeast to northeasterly.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Mary Bay Temperature Statistics View More

June Temperature

Point Perpendicular (13km)

  • Lowest 1 June, 2026

    10.9 °C

  • Average June

    15 °C

  • Highest 2 June, 2026

    18.8 °C

Climate (2021–Present)

Point Perpendicular (13km)

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  • Average Low 2021–2026

    14.8 °C

  • Average 2021–2026

    17.5 °C

  • Average High 2021–2026

    20.8 °C
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