Hillarys Boat Harbour Weather Forecast

    • 10
    • 20

    Shower or two

    • 11
    • 19

    Shower or two

    • 9
    • 18

    Mostly sunny

    • 9
    • 18

    Sunny

    • 8
    • 19

    Sunny

    • 9
    • 21

    Sunny

    • 12
    • 22

    Sunny

Today 9 Jul Perth

Mostly sunny. The chance of fog early this morning. High chance of showers in the southwest, medium chance elsewhere. Light winds.

Perth Local Waters

Two Rocks to Dawesville, inshore from Rottnest Island
Wind
Northeasterly below 10 knots becoming north to northwesterly in the morning then becoming west to southwesterly in the late afternoon.
Seas
Below 1 metre.
1st Swell
West to southwesterly 1.5 to 2.5 metres.
Weather
Becoming cloudy. 80% chance of showers.
Weather Situation
A ridge is lying over the area and will move east ahead of a weak cold front moving to the south later today and into Friday. A new ridge develops along the south coast on Saturday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Hillarys Boat Harbour Temperature Statistics View More

July Temperature

Swanbourne (15km)

  • Lowest 4 July, 2026

    8.5 °C

  • Average July

    13.7 °C

  • Highest 5 July, 2026

    20.1 °C

Climate (2021–2026)

Swanbourne (15km)

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  • Average Low 2021–2026

    14.5 °C

  • Average 2021–2026

    18.8 °C

  • Average High 2021–2026

    24.3 °C
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