The Brothers Weather Forecast

    • 20
    • 35

    Clear

    • 19
    • 29

    Sunny

    • 17
    • 26

    Becoming windy. Sunny

    • 15
    • 28

    Sunny

    • 17
    • 29

    Sunny

    • 19
    • 32

    Sunny

    • 23
    • 33

    Mostly sunny

Today 19 Feb Perth

Sunny. Winds west to northwesterly 15 to 25 km/h turning south to southwesterly 20 to 30 km/h in the late afternoon.

Perth Local Waters

Two Rocks to Dawesville, inshore from Rottnest Island
Wind
West to southwesterly about 10 knots tending south to southwesterly 15 to 20 knots in the early afternoon.
Seas
Below 0.5 metres, increasing to around 1 metre during the afternoon.
1st Swell
Southwesterly around 1 metre.
Weather
Sunny.
Weather Situation
A west coast trough has developed, and is expected to begin moving inland later today with a cold front passing to the south on Friday. A second cold front is expected to follow during Saturday morning, before another ridge extends over the southwest, resulting in fresh southerly winds tending fresh to strong south to southwesterly in the afternoon.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

The Brothers Temperature Statistics View More

February Temperature

Garden Island (9km)

  • Lowest 17 February, 2026

    15.2 °C

  • Average February

    23 °C

  • Highest 2 February, 2026

    40.4 °C

Climate (2021–Present)

Garden Island (9km)

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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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