Northern Trestle Bridge Weather Forecast

    • 19
    • 33

    Sunny

    • 21
    • 37

    Sunny

    • 26
    • 38

    Mostly sunny

    • 22
    • 26

    Becoming windy. Partly cloudy

    • 15
    • 30

    Sunny

    • 16
    • 30

    Sunny

    • 17
    • 31

    Sunny

Today 23 Dec Perth

Sunny. Winds east to southeasterly 15 to 25 km/h increasing to 25 to 40 km/h in the late evening.

Perth Local Waters

Two Rocks to Dawesville, inshore from Rottnest Island
Wind
Southerly 15 to 20 knots tending southeasterly in the late evening.
Seas
Below 1 metre, increasing to 1 to 1.5 metres during the afternoon.
1st Swell
Southwesterly around 1 metre.
Weather
Sunny.
Weather Situation
A ridge persists over local waters. A west coast trough is deepening and will move offshore tomorrow before moving inland on Friday ahead of a weak cold front.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Northern Trestle Bridge Temperature Statistics View More

December Temperature

Garden Island (1km)

  • Lowest 21 December, 2025

    13.9 °C

  • Average December

    21.7 °C

  • Highest 14 December, 2025

    38.8 °C

Climate (2020–Present)

Garden Island (1km)

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  • Average Low 2020–2025

    15.2 °C

  • Average 2020–2025

    19 °C

  • Average High 2020–2025

    23.4 °C
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