Mary Street Lagoon Weather Forecast

    • 19
    • 25

    Partly cloudy

    • 15
    • 26

    Sunny

    • 19
    • 27

    Shower or two

    • 19
    • 24

    Morning shower or two

    • 14
    • 27

    Sunny

    • 16
    • 31

    Sunny

    • 20
    • 32

    Sunny

Today 23 Jan Mandurah

Partly cloudy. Winds south to southwesterly 25 to 35 km/h.

Perth Local Waters

Two Rocks to Dawesville, inshore from Rottnest Island
Wind
Southerly 15 to 20 knots.
Seas
Around 1 metre, increasing to 1 to 1.5 metres during the afternoon.
1st Swell
Southwesterly 1 to 1.5 metres.
Weather
Partly cloudy.
Weather Situation
A trough moves across the southwest ahead of a weak cold front brushing the south coast today. A weak ridge will then form in the southwest before another cold front approaches over the weekend.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Mary Street Lagoon Temperature Statistics View More

January Temperature

Mandurah (0km)

  • Lowest 18 January, 2026

    15.8 °C

  • Average January

    24.6 °C

  • Highest 21 January, 2026

    38.4 °C

Climate (2021–Present)

Mandurah (0km)

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  • Average Low 2021–2026

    15.1 °C

  • Average 2021–2026

    19.2 °C

  • Average High 2021–2026

    23.8 °C
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