Swan River - Matilda Bay Weather Forecast

    • 10
    • 23

    Shower or two

    • 8
    • 19

    Sunny

    • 5
    • 19

    Sunny

    • 6
    • 22

    Mostly sunny

    • 8
    • 23

    Sunny

    • 10
    • 23

    Mostly sunny

    • 11
    • 23

    Showers

Today 21 May Perth

Partly cloudy. High chance of showers during this afternoon and evening. The chance of a thunderstorm this afternoon. Light winds becoming southwesterly 20 to 30 km/h in the middle of the day then tending southerly 15 to 25 km/h in the evening.

Melville Waters

Wind
Variable below 10 knots becoming southwesterly 10 to 15 knots in the early afternoon then tending southerly in the evening.
Weather
Partly cloudy. 80% chance of showers. The chance of a thunderstorm this afternoon.
Weather Situation
A ridge over the local waters is weakening. A weak cold front will move across the west coast later today, ahead of a new ridge arriving on Friday.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Swan River - Matilda Bay Temperature Statistics View More

May Temperature

Swanbourne (6km)

  • Lowest 2 May, 2026

    7.7 °C

  • Average May

    16.3 °C

  • Highest 11 May, 2026

    26.9 °C

Climate (2021–Present)

Swanbourne (6km)

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  • Average Low 2021–2026

    14.5 °C

  • Average 2021–2026

    18.8 °C

  • Average High 2021–2026

    24.2 °C
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