Comet Bay Weather Forecast

    • 16
    • 21

    Showers

    • 14
    • 18

    Showers. Very windy

    • 11
    • 16

    Shower or two. Wind easing

    • 10
    • 17

    Shower or two

    • 14
    • 19

    Showers. Becoming windy

    • 11
    • 16

    Shower or two

    • 9
    • 17

    Partly cloudy

Today 13 Sep Mandurah

Cloudy. Very high chance of showers. Winds northerly 15 to 20 km/h turning west to northwesterly 25 to 35 km/h in the late morning then decreasing to 15 to 25 km/h in the evening.

Perth Local Waters

Two Rocks to Dawesville, inshore from Rottnest Island
Wind
Northwesterly 15 to 20 knots.
Seas
Around 1 metre, increasing to 1 to 1.5 metres around midday.
1st Swell
West to southwesterly 1 to 1.5 metres, increasing to 1.5 to 2 metres during the afternoon, then tending westerly 1.5 to 2 metres by early evening.
Weather
Partly cloudy. 95% chance of showers.
Weather Situation
Fresh winds from the north ahead of a cold front moving through during Saturday. Another more substantial front on Sunday will bring strong and gusty westerly winds. A ridge then builds about the central west coast from Monday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Comet Bay Temperature Statistics View More

September Temperature

Mandurah (8km)

  • Lowest 8 September, 2025

    6.8 °C

  • Average September

    14 °C

  • Highest 3 September, 2025

    20.1 °C

Climate (2020–Present)

Mandurah (8km)

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  • Average Low 2020–2025

    15.1 °C

  • Average 2020–2025

    19.2 °C

  • Average High 2020–2025

    23.8 °C
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