Buchanan Bay Weather Forecast

    • 15
    • 20

    Showers

    • 11
    • 17

    Showers. Possible storm

    • 11
    • 19

    Partly cloudy

    • 11
    • 21

    Sunny

    • 13
    • 20

    Partly cloudy

    • 13
    • 20

    Shower or two

    • 14
    • 22

    Partly cloudy

Today 19 Oct Perth

Cloudy. Very high chance of showers, most likely during the morning and afternoon. Winds north to northwesterly 20 to 30 km/h turning westerly 25 to 35 km/h in the middle of the day then becoming light in the evening.

Perth Local Waters

Two Rocks to Dawesville, inshore from Rottnest Island
Wind
West to northwesterly 15 to 20 knots tending west to southwesterly 10 to 15 knots in the early afternoon then becoming variable below 10 knots in the late evening.
Seas
Around 1 metre, increasing to 1 to 1.5 metres during the morning, then decreasing below 1 metre by early evening.
1st Swell
Westerly 2 to 3 metres.
Weather
Cloudy. 90% chance of showers.
Weather Situation
A cold front will move across the south of the state on Sunday, followed by a cut-off low on Monday. A ridge will develop over the area from Tuesday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Buchanan Bay Temperature Statistics View More

October Temperature

Garden Island (4km)

  • Lowest 2 October, 2025

    9.4 °C

  • Average October

    17 °C

  • Highest 17 October, 2025

    26.3 °C

Climate (2020–Present)

Garden Island (4km)

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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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