Jervoise Bay Weather Forecast

    • 11
    • 18

    Showers

    • 10
    • 17

    Showers. Windy

    • 8
    • 17

    Showers increasing

    • 11
    • 18

    Showers. Becoming windy

    • 7
    • 17

    Partly cloudy

    • 7
    • 18

    Partly cloudy

    • 8
    • 19

    Partly cloudy

Today 7 Aug Perth

Cloudy. Very high chance of showers. The chance of a thunderstorm in the northwest in the morning. Light winds becoming westerly 20 to 30 km/h in the middle of the day.

Perth Local Waters

Two Rocks to Dawesville, inshore from Rottnest Island
Wind
Variable about 10 knots becoming westerly 15 to 25 knots in the early afternoon. Winds reaching up to 30 knots in the late evening.
Seas
Around 1 metre, increasing to 1 to 1.5 metres by early evening.
1st Swell
Southwesterly 2.5 to 3 metres.
Weather
Cloudy. 95% chance of showers. The chance of a thunderstorm in the morning.
Weather Situation
A westerly airstream continues over the local waters. A stronger cold front will arrive on Saturday morning, to be followed by a vigorous southwesterly flow. Winds will ease on Saturday night and Sunday under the influence of a high pressure ridge before the next cold front arrives on Monday.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Jervoise Bay Temperature Statistics View More

August Temperature

Jandakot Airport (12km)

  • Lowest 6 August, 2026

    3.3 °C

  • Average August

    12.4 °C

  • Highest 3 August, 2026

    23.8 °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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