Seal Island Weather Forecast

    • 18
    • 32

    Sunny

    • 20
    • 34

    Sunny

    • 24
    • 33

    Sunny

    • 19
    • 26

    Partly cloudy

    • 16
    • 27

    Sunny

    • 18
    • 31

    Sunny

    • 22
    • 35

    Sunny

Today 14 Jan Perth

Sunny. Winds east to southeasterly 15 to 25 km/h becoming easterly 25 to 35 km/h in the late evening.

Perth Local Waters

Two Rocks to Dawesville, inshore from Rottnest Island
Wind
South to southwesterly 15 to 20 knots turning southeasterly 10 to 15 knots in the late evening.
Seas
Around 1 metre.
1st Swell
Southwesterly around 1 metre.
Weather
Sunny.
Weather Situation
A west coast trough nearby is deepening. The trough will move inland on Friday ahead of a weak cold front brushing past the south coast on Saturday. A new ridge will develop about southwest WA on the weekend.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Seal Island Temperature Statistics View More

January Temperature

Garden Island (5km)

  • Lowest 11 January, 2026

    16.3 °C

  • Average January

    22.6 °C

  • Highest 1 January, 2026

    31.8 °C

Climate (2021–Present)

Garden Island (5km)

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  • Average Low 2021–2026

    15.1 °C

  • Average 2021–2026

    18.9 °C

  • Average High 2021–2026

    23.3 °C
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