Perth FAD4 (offshore) Weather Forecast

    • 22
    • 23

    Sunny

    • 22
    • 23

    Sunny

    • 21
    • 25

    Sunny

    • 22
    • 25

    Sunny

    • 24
    • 25

    Sunny

    • 20
    • 22

    Windy

    • 19
    • 23

    Sunny

Today 29 Jan Lower West

Sunny. Winds east to northeasterly 25 to 35 km/h shifting south to southwesterly 15 to 25 km/h in the late morning then becoming light in the late evening. Daytime maximum temperatures in the low to mid 30s.

Perth Coastal Waters

Two Rocks to Dawesville, offshore from Rottnest Island
Wind
Easterly 10 to 15 knots turning southerly 15 to 20 knots in the middle of the day.
Seas
Around 1 metre, increasing to 1 to 1.5 metres by early evening.
1st Swell
Southwesterly 1 to 2 metres, decreasing to 1 to 1.5 metres around midday.
Weather
Sunny.
Weather Situation
A ridge lies to the south of the state, with a trough deepening down the west coast during the week and into the weekend.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Perth FAD4 (offshore) Temperature Statistics View More

January Temperature

Rottnest Island (43km)

  • Lowest 18 January, 2026

    15.9 °C

  • Average January

    21.9 °C

  • Highest 21 January, 2026

    36.2 °C

Climate (2021–Present)

Rottnest Island (43km)

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  • Average Low 2021–2026

    16 °C

  • Average 2021–2026

    18.9 °C

  • Average High 2021–2026

    22.8 °C
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