Hillarys Boat Harbour Weather Forecast

    • 19
    • 27

    Partly cloudy

    • 15
    • 24

    Showers increasing

    • 14
    • 19

    Showers easing. Wind easing

    • 14
    • 20

    Possible morning shower

    • 13
    • 22

    Sunny

    • 13
    • 21

    Possible shower

    • 13
    • 20

    Mostly sunny

Today 17 Sep Perth

Partly cloudy. Winds west to northwesterly 15 to 25 km/h becoming light in the evening.

Perth Local Waters

Two Rocks to Dawesville, inshore from Rottnest Island
Wind
Northwesterly 10 to 15 knots becoming northerly about 10 knots in the late evening.
Seas
Below 1 metre.
1st Swell
West to southwesterly 1 to 1.5 metres.
Weather
Partly cloudy.
Weather Situation
A trough extends down the west coast. The trough will move inland today ahead of a cold front which will pass over the local waters on Friday before the next ridge begins to develop Saturday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Hillarys Boat Harbour Temperature Statistics View More

September Temperature

Swanbourne (15km)

  • Lowest 1 September, 2026

    9.6 °C

  • Average September

    16.5 °C

  • Highest 11 September, 2026

    26.1 °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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