Buchanan Bay Weather Forecast

    • 22
    • 31

    Windy. Sunny

    • 17
    • 31

    Cloud clearing

    • 18
    • 32

    Sunny

    • 21
    • 34

    Sunny

    • 23
    • 32

    Sunny

    • 19
    • 26

    Partly cloudy

    • 16
    • 27

    Sunny

Today 12 Jan Perth

Mostly sunny. Winds southwesterly 25 to 40 km/h turning southerly 15 to 25 km/h in the late evening.

Perth Local Waters

Two Rocks to Dawesville, inshore from Rottnest Island
Wind
Southwesterly 20 to 25 knots turning southerly in the evening. Winds reaching up to 30 knots in the evening.
Seas
1.5 metres, increasing to 2 metres during the afternoon.
1st Swell
Southwesterly below 1 metre.
Weather
Sunny.
Weather Situation
A trough is moving inland from the west coast ahead of a new high pressure system developing south of the Bight on Tuesday. The west coast trough will start to redevelop from Wednesday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Buchanan Bay Temperature Statistics View More

January Temperature

Garden Island (4km)

  • Lowest 11 January, 2026

    16.3 °C

  • Average January

    22.6 °C

  • Highest 1 January, 2026

    31.8 °C

Climate (2021–Present)

Garden Island (4km)

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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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