Jervoise Bay Weather Forecast

    • 15
    • 20

    Sunny

    • 13
    • 20

    Cloudy

    • 12
    • 23

    Mostly sunny

    • 13
    • 25

    Sunny

    • 16
    • 28

    Sunny

    • 17
    • 23

    Shower or two

    • 14
    • 21

    Showers

Today 12 Sep Perth

Sunny. Winds westerly 15 to 20 km/h becoming light in the evening.

Perth Local Waters

Two Rocks to Dawesville, inshore from Rottnest Island
Wind
Westerly about 10 knots.
Seas
Below 1 metre.
1st Swell
West to southwesterly 2 to 3 metres.
Weather
Mostly sunny.
Weather Situation
A westerly flow will continue over local waters this weekend as a cold front brushes past the southwest coast on Sunday night. Winds turning easterly from Monday as a high develops in the Bight. A trough arrives on the west coast on Tuesday.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Jervoise Bay Temperature Statistics View More

September Temperature

Jandakot Airport (12km)

  • Lowest 1 September, 2026

    6.8 °C

  • Average September

    15.3 °C

  • Highest 10 September, 2026

    23.1 °C

Climate (2021–2026)

Jandakot Airport (12km)

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  • Average Low 2021–2026

    12.5 °C

  • Average 2021–2026

    18.6 °C

  • Average High 2021–2026

    25.4 °C
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