Mary Street Lagoon Weather Forecast

    • 12
    • 22

    Showers. Windy

    • 15
    • 19

    Morning shower or two

    • 10
    • 20

    Sunny

    • 14
    • 21

    Showers

    • 14
    • 20

    Shower or two

    • 12
    • 22

    Sunny

    • 14
    • 24

    Partly cloudy

Today 20 Apr Mandurah

Cloudy. Very high chance of showers. The chance of a thunderstorm. Winds northwesterly 35 to 45 km/h tending westerly 40 to 50 km/h in the late evening.

Perth Local Waters

Two Rocks to Dawesville, inshore from Rottnest Island
Wind
Northwesterly 25 to 30 knots tending westerly in the late evening. Winds reaching up to 35 knots in the late evening.
Seas
2.5 metres.
1st Swell
Southwesterly 1.5 to 2.5 metres.
Weather
Cloudy. 95% chance of showers. The chance of a thunderstorm.
Weather Situation
A strong cold front will move through this evening, followed by a new ridge on Tuesday. A second moderate cold front will arrive on Thursday.
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  • Temperature Forecast Bureau of Meteorology

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Mary Street Lagoon Temperature Statistics View More

April Temperature

Mandurah (0km)

  • Lowest 8 April, 2026

    12.7 °C

  • Average April

    19.4 °C

  • Highest 3 April, 2026

    29 °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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