Seal Island Weather Forecast

    • 18
    • 25

    Shower or two

    • 17
    • 21

    Shower or two

    • 16
    • 21

    Shower or two

    • 15
    • 22

    Possible morning shower

    • 13
    • 22

    Mostly sunny

    • 14
    • 23

    Mostly sunny

    • 13
    • 25

    Sunny

Today 22 Nov Perth

Partly cloudy. Medium chance of showers. The chance of a thunderstorm in the morning and afternoon, possibly severe with damaging winds and large hail about the hills. Winds northwest to northeasterly 15 to 20 km/h tending northwesterly in the morning then tending westerly 20 to 30 km/h in the middle of the day.

Perth Local Waters

Two Rocks to Dawesville, inshore from Rottnest Island
Wind
Westerly 10 to 15 knots turning southwesterly 15 to 20 knots in the evening.
Seas
Around 1 metre.
1st Swell
Southwesterly around 1 metre.
Weather
Partly cloudy. The chance of a thunderstorm in the morning and early afternoon.
Weather Situation
A trough sits over the local waters, moving inland later Saturday associated with a cold front to the south. A high pressure ridge pushing in from the west early next week.
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  • Temperature Forecast Bureau of Meteorology

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Seal Island Temperature Statistics View More

November Temperature

Garden Island (5km)

  • Lowest 2 November, 2025

    11.7 °C
  • Average November

    19.7 °C
  • Highest 11 November, 2025

    32.7 °C

Climate (2020–Present)

Garden Island (5km)

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  • Average Low 2020–2025

    15.1 °C
  • Average 2020–2025

    18.9 °C
  • Average High 2020–2025

    23.4 °C
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