Northern Trestle Bridge Weather Forecast

    • 12
    • 18

    Showers. Possible storm

    • 12
    • 20

    Mostly sunny

    • 12
    • 20

    Mostly sunny

    • 13
    • 20

    Partly cloudy

    • 14
    • 20

    Shower or two

    • 12
    • 21

    Partly cloudy

    • 13
    • 24

    Sunny

Today 20 Oct Perth

Partly cloudy. Very high chance of showers, most likely during the morning and afternoon. The chance of a thunderstorm during this afternoon and early evening. Winds north to northeasterly 15 to 20 km/h tending north to northwesterly 15 to 25 km/h in the morning then shifting south to southeasterly 15 to 20 km/h in the late afternoon.

Perth Local Waters

Two Rocks to Dawesville, inshore from Rottnest Island
Wind
Variable below 10 knots becoming north to northeasterly 10 to 15 knots in the early morning then shifting south to southeasterly 15 to 20 knots in the late afternoon.
Seas
Around 1 metre.
1st Swell
Westerly 2 to 3 metres.
Weather
Partly cloudy. 90% chance of showers. The chance of a thunderstorm during the morning and afternoon.
Weather Situation
A cut-off low moves across the local waters today. A ridge will develop over the area from Tuesday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Northern Trestle Bridge Temperature Statistics View More

October Temperature

Garden Island (1km)

  • Lowest 2 October, 2025

    9.4 °C

  • Average October

    16.9 °C

  • Highest 17 October, 2025

    26.3 °C

Climate (2020–Present)

Garden Island (1km)

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  • Average Low 2020–2025

    15.1 °C

  • Average 2020–2025

    18.9 °C

  • Average High 2020–2025

    23.3 °C
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