Mary Street Lagoon Weather Forecast

    • 11
    • 17

    Showers

    • 11
    • 14

    Showers. Windy

    • 9
    • 17

    Showers increasing

    • 12
    • 16

    Showers

    • 8
    • 17

    Partly cloudy

    • 7
    • 17

    Partly cloudy

    • 8
    • 18

    Partly cloudy

Today 7 Aug Mandurah

Cloudy. Very high chance of showers. Winds westerly 20 to 30 km/h increasing to 30 to 35 km/h in the late evening.

Perth Local Waters

Two Rocks to Dawesville, inshore from Rottnest Island
Wind
Westerly about 10 knots increasing to 15 to 25 knots in the early afternoon. Winds reaching up to 30 knots in the late evening.
Seas
Around 1 metre, increasing to 1 to 1.5 metres by early evening.
1st Swell
West to southwesterly 2 to 3 metres.
Weather
Cloudy. 95% chance of showers.
Weather Situation
A westerly airstream continues over the local waters. A cold front will move through early Saturday morning, followed by a vigorous southwesterly flow. Winds will ease on Saturday night and on Sunday under the influence of a high pressure ridge to the north. Another cold front arrives on Monday.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Mary Street Lagoon Temperature Statistics View More

August Temperature

Mandurah (0km)

  • Lowest 2 August, 2026

    9 °C
  • Average August

    14.6 °C
  • Highest 3 August, 2026

    19.6 °C

Climate (2021–2026)

Mandurah (0km)

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  • Average Low 2021–2026

    15.1 °C
  • Average 2021–2026

    19.1 °C
  • Average High 2021–2026

    23.8 °C
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