Blue Bay Weather Forecast

    • 12
    • 20

    Shower or two. Possible storm

    • 15
    • 20

    Showers

    • 12
    • 19

    Shower or two

    • 14
    • 18

    Showers easing

    • 11
    • 18

    Partly cloudy

    • 10
    • 20

    Sunny

    • 11
    • 21

    Sunny

Today 27 Sep Mandurah

Partly cloudy. Medium chance of showers, becoming less likely in the afternoon. The chance of a thunderstorm in the afternoon and early evening. Light winds.

Perth Local Waters

Two Rocks to Dawesville, inshore from Rottnest Island
Wind
South to southeasterly below 10 knots becoming west to southwesterly in the middle of the day.
Seas
Below 1 metre.
1st Swell
Southwesterly 1 to 1.5 metres, decreasing to around 1 metre during the morning, then increasing to 1 to 1.5 metres by early evening.
Weather
Partly cloudy. The chance of a thunderstorm in the afternoon and early evening.
Weather Situation
A trough and low will move close to the west coast today bringing light winds. On Monday the low will slip south of the state. A cold front will approach on Tuesday and move through during Wednesday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Blue Bay Temperature Statistics View More

September Temperature

Mandurah (1km)

  • Lowest 1 September, 2026

    10.4 °C

  • Average September

    16.7 °C

  • Highest 16 September, 2026

    26.9 °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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