Mary Street Lagoon Weather Forecast

    • 11
    • 18

    Shower or two

    • 13
    • 18

    Morning showers

    • 9
    • 17

    Partly cloudy

    • 13
    • 18

    Showers

    • 8
    • 16

    Possible shower

    • 11
    • 18

    Showers increasing. Windy

    • 9
    • 15

    Showers easing. Wind easing

Today 15 Jul Mandurah

Cloudy. High chance of showers, most likely during this afternoon and evening. Light winds becoming north to northwesterly 15 to 20 km/h in the morning then tending west to northwesterly 15 to 25 km/h in the early afternoon.

Perth Local Waters

Two Rocks to Dawesville, inshore from Rottnest Island
Wind
Westerly 15 to 20 knots.
Seas
Around 1 metre.
1st Swell
West to southwesterly 2 to 2.5 metres.
Weather
Cloudy. 50% chance of showers.
Weather Situation
A ridge to the north will weaken tonight. A weak cold front moves through on Wednesday morning, followed by a new ridge on Wednesday night. A second weak cold front sweeps through on Friday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Mary Street Lagoon Temperature Statistics View More

July Temperature

Mandurah (0km)

  • Lowest 10 July, 2025

    8.7 °C

  • Average July

    14.6 °C

  • Highest 6 July, 2025

    20.2 °C

Climate (2020–Present)

Mandurah (0km)

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  • Average Low 2020–2025

    15.1 °C

  • Average 2020–2025

    19.2 °C

  • Average High 2020–2025

    23.9 °C
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