Jervoise Bay Weather Forecast

    • 16
    • 28

    Mostly sunny

    • 19
    • 25

    Mostly sunny

    • 15
    • 21

    Showers increasing

    • 12
    • 19

    Showers easing. Wind easing

    • 13
    • 21

    Partly cloudy

    • 13
    • 21

    Sunny

    • 15
    • 21

    Shower or two

Today 16 Sep Perth

Partly cloudy. Medium chance of showers, most likely during this afternoon and evening. The chance of a thunderstorm during this afternoon and early evening. Winds east to northeasterly 20 to 30 km/h becoming light in the late afternoon then becoming east to northeasterly 15 to 20 km/h in the evening.

Perth Local Waters

Two Rocks to Dawesville, inshore from Rottnest Island
Wind
Easterly 10 to 15 knots tending northeasterly in the morning then becoming variable about 10 knots in the early afternoon.
Seas
Below 1 metre.
1st Swell
Southwesterly 1 to 2 metres, decreasing to 1 to 1.5 metres by early evening.
Weather
Mostly sunny. The chance of a thunderstorm during this afternoon and early evening.
Weather Situation
A trough extends down the west coast. From Thursday, the trough will become mobile and move inland, ahead of a cold front crossing the local waters on Friday before the next ridge begins to develop.
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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

    15.7 °C

  • Highest 11 September, 2026

    26.3 °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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