Swan River - Heirisson Island Weather Forecast

    • 5
    • 17

    Mostly sunny

    • 5
    • 20

    Shower or two developing

    • 11
    • 19

    Showers

    • 7
    • 17

    Shower or two

    • 5
    • 18

    Shower or two

    • 7
    • 19

    Possible shower

    • 6
    • 20

    Shower or two

Today 10 Jul Perth

Mostly sunny. The chance of morning fog about the hills. The chance of frost about the northern suburbs in the early morning. Light winds becoming north to northwesterly 15 to 20 km/h in the middle of the day then becoming light in the early afternoon.

Melville Waters

Wind
Northeasterly below 10 knots becoming north to northwesterly in the morning then becoming northeasterly in the late evening.
Weather
Mostly sunny.
Weather Situation
An approaching high pressure system extends a ridge over the mid west, moving into central Australia tomorrow. A cold front is expected to cross the southwest on Saturday, bringing windy conditions.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Swan River - Heirisson Island Temperature Statistics View More

July Temperature

Perth Metro (5km)

  • Lowest 9 July, 2025

    3.2 °C

  • Average July

    13.2 °C

  • Highest 2 July, 2025

    22.3 °C

Climate (2020–Present)

Perth Metro (5km)

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  • Average Low 2020–2025

    13.5 °C

  • Average 2020–2025

    18.9 °C

  • Average High 2020–2025

    25.5 °C
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