Blue Bay Weather Forecast

    • 15
    • 22

    Shower or two

    • 16
    • 19

    Shower or two

    • 13
    • 18

    Shower or two

    • 10
    • 18

    Shower or two

    • 9
    • 19

    Partly cloudy

    • 10
    • 22

    Partly cloudy

    • 13
    • 26

    Mostly sunny

Today 21 Oct Mandurah

Partly cloudy. Medium chance of showers, most likely in the late afternoon and evening. Winds northwesterly 15 to 25 km/h increasing to 25 to 35 km/h in the morning then tending westerly 20 to 30 km/h in the late afternoon.

Perth Local Waters

Two Rocks to Dawesville, inshore from Rottnest Island
Wind
West to northwesterly about 10 knots increasing to 15 to 20 knots before dawn.
Seas
Around 1 metre, increasing to 1 to 1.5 metres during the morning.
1st Swell
West to southwesterly 2.5 to 3 metres.
Weather
Partly cloudy.
Weather Situation
A ridge over the Local Waters is weakening. A series of weak cold fronts will brush past the southwest coast from today until Saturday. A new ridge will develop over southern WA on the weekend.
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Blue Bay Temperature Statistics View More

October Temperature

Mandurah (1 km)

  • Lowest 12 October, 2026

    9.7 °C

  • Average October

    16.9 °C

  • Highest 14 October, 2026

    28 °C

Climate (2021–2026)

Mandurah (1 km)

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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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