Penguin Island Weather Forecast

    • 23
    • 41

    Sunny

    • 24
    • 30

    Sunny

    • 19
    • 25

    Partly cloudy

    • 15
    • 25

    Sunny

    • 17
    • 26

    Shower or two

    • 18
    • 24

    Partly cloudy

    • 15
    • 27

    Sunny

Today 21 Jan Perth

Sunny. Winds east to northeasterly 15 to 25 km/h tending east to southeasterly 15 to 20 km/h in the evening then becoming light in the late evening.

Perth Local Waters

Two Rocks to Dawesville, inshore from Rottnest Island
Wind
Variable about 10 knots becoming southerly 10 to 15 knots in the late afternoon then decreasing to about 10 knots in the late evening.
Seas
Below 1 metre.
1st Swell
Southwesterly 1 to 1.5 metres.
Weather
Sunny.
Weather Situation
A deep trough offshore will move inland on Thursday as a ridge over the local waters weakens, ahead of a weak cold front brushing the south coast on Friday. A weak ridge will form in the southwest before another cold front approaches over the weekend.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Penguin Island Temperature Statistics View More

January Temperature

Garden Island (7km)

  • Lowest 18 January, 2026

    15.3 °C

  • Average January

    22.7 °C

  • Highest 1 January, 2026

    31.8 °C

Climate (2021–Present)

Garden Island (7km)

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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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