Blue Bay Weather Forecast

    • 11
    • 17

    Partly cloudy

    • 9
    • 19

    Sunny

    • 11
    • 20

    Partly cloudy

    • 13
    • 22

    Sunny

    • 14
    • 20

    Showers increasing

    • 12
    • 17

    Cloudy

    • 11
    • 17

    Possible shower

Today 27 Aug Mandurah

Partly cloudy. Slight chance of a shower. Winds southerly 20 to 30 km/h tending southeasterly 20 to 25 km/h in the evening.

Perth Local Waters

Two Rocks to Dawesville, inshore from Rottnest Island
Wind
Southerly 15 to 25 knots, reaching up to 30 knots in the late afternoon. Winds tending southeasterly in the evening.
Seas
1.5 to 2 metres, decreasing to 1 to 1.5 metres during the afternoon.
1st Swell
Southwesterly 1.5 to 2.5 metres.
Weather
Partly cloudy.
Weather Situation
A ridge is developing to the south. A trough will move to the west coast from inland areas by Monday, before pushing inland again as a cold front sweeps through local waters.
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  • Temperature Forecast Bureau of Meteorology

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Blue Bay Temperature Statistics View More

August Temperature

Mandurah (1km)

  • Lowest 11 August, 2026

    5.4 °C

  • Average August

    14.8 °C

  • Highest 16 August, 2026

    22.3 °C

Climate (2021–2026)

Mandurah (1km)

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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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