Secret Harbour Weather Forecast

    • 11
    • 24

    Sunny

    • 11
    • 23

    Partly cloudy

    • 14
    • 19

    Shower or two

    • 11
    • 18

    Shower or two

    • 10
    • 19

    Partly cloudy

    • 9
    • 20

    Mostly sunny

    • 10
    • 21

    Partly cloudy

Today 12 May Mandurah

Sunny. Winds north to northeasterly 15 to 20 km/h tending north to northwesterly in the middle of the day then becoming light in the late afternoon.

Perth Local Waters

Two Rocks to Dawesville, inshore from Rottnest Island
Wind
North to northeasterly 10 to 15 knots tending north to northwesterly in the middle of the day then becoming variable below 10 knots in the early afternoon.
Seas
Below 1 metre.
1st Swell
Westerly 1 to 1.5 metres, increasing to 1.5 to 2 metres during the morning.
Weather
Sunny.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Secret Harbour Temperature Statistics View More

May Temperature

Mandurah (13km)

  • Lowest 2 May, 2026

    9.1 °C

  • Average May

    16.3 °C

  • Highest 8 May, 2026

    23.2 °C

Climate (2021–Present)

Mandurah (13km)

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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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