Perth FAD4 (offshore) Weather Forecast

    • 16
    • 17

    Partly cloudy

    • 16
    • 21

    Shower

    • 19
    • 19

    Shower

    • 15
    • 17

    Shower

    • 16
    • 18

    Shower

    • 17
    • 18

    Shower

    • 17
    • 18

    Shower

Today 10 Jul Lower West

Mostly sunny. Patches of morning frost in the north. The chance of morning fog inland. Slight chance of a shower in the south, near zero chance elsewhere. Light winds becoming north to northwesterly 15 to 20 km/h in the middle of the day then becoming light in the early afternoon. Overnight temperatures falling to between 2 and 8 with daytime temperatures reaching between 16 and 19.

Perth Coastal Waters

Two Rocks to Dawesville, offshore from Rottnest Island
Wind
Variable about 10 knots becoming west to northwesterly 10 to 15 knots in the morning then tending north to northwesterly in the early afternoon.
Seas
Below 1 metre.
1st Swell
Southwesterly 3 to 4 metres, decreasing to 2.5 to 3 metres during the morning.
Weather
Partly cloudy.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Perth FAD4 (offshore) Temperature Statistics View More

July Temperature

Rottnest Island (43km)

  • Lowest 8 July, 2025

    11.2 °C

  • Average July

    16.2 °C

  • Highest 6 July, 2025

    21.7 °C

Climate (2020–Present)

Rottnest Island (43km)

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  • Average Low 2020–2025

    16.1 °C

  • Average 2020–2025

    19 °C

  • Average High 2020–2025

    22.8 °C
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