Swan River - Johnson Parade Boat Ramp Weather Forecast

    • 13
    • 19

    Showers

    • 11
    • 19

    Partly cloudy

    • 9
    • 19

    Shower or two

    • 12
    • 19

    Showers. Becoming windy

    • 11
    • 16

    Showers easing. Windy

    • 9
    • 17

    Showers

    • 12
    • 18

    Showers. Becoming windy

Today 4 Aug Perth

Cloudy. Very high chance of showers, becoming less likely this morning. The chance of a thunderstorm early this morning. Winds northwesterly 15 to 20 km/h turning west to southwesterly early in the morning then becoming light in the late afternoon.

Melville Waters

Wind
Northwesterly below 10 knots becoming west to southwesterly before dawn.
Weather
Partly cloudy. 90% chance of showers. The chance of a thunderstorm early this morning.
Weather Situation
A trough lies inland of the west coast and is expected to continue moving east on Tuesday, followed by a cold front along the southwest coast. A weak ridge will briefly return on Wednesday, before weakening on Thursday ahead of the next cold front.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Swan River - Johnson Parade Boat Ramp Temperature Statistics View More

August Temperature

Swanbourne (5km)

  • Lowest 2 August, 2026

    6.1 °C
  • Average August

    12.5 °C
  • Highest 1 August, 2026

    17.7 °C

Climate (2021–2026)

Swanbourne (5km)

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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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