Avalon Weather Forecast

    • 17
    • 20

    Showers. Possible storm

    • 14
    • 19

    Showers increasing

    • 15
    • 18

    Showers easing

    • 12
    • 17

    Showers

    • 9
    • 17

    Shower or two

    • 10
    • 17

    Possible shower

    • 9
    • 17

    Mostly sunny

Today 16 Jul Mandurah

Cloudy. Very high chance of showers. The chance of a thunderstorm in the morning and afternoon, possibly severe with damaging winds and heavy rain which may lead to flash flooding. Winds northerly 25 to 35 km/h tending northwesterly in the early afternoon then becoming light in the evening.

Perth Local Waters

Two Rocks to Dawesville, inshore from Rottnest Island
Wind
Northerly 20 to 25 knots, reaching up to 30 knots in the afternoon. Winds shifting southwesterly 10 to 15 knots in the evening.
Seas
1.5 to 2 metres, decreasing to 1 to 1.5 metres by early evening.
1st Swell
West to southwesterly 1.5 to 2 metres.
Weather
Cloudy. Near 100% chance of showers. The chance of a thunderstorm.
Weather Situation
A cold front moves over the Perth local waters Thursday afternoon, followed by a second cold front later Friday and into Saturday. A weak ridge will begin to develop north of the local waters over the central west cost on Sunday.
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Avalon Temperature Statistics View More

July Temperature

Mandurah (10km)

  • Lowest 14 July, 2026

    8.7 °C

  • Average July

    14.4 °C

  • Highest 14 July, 2026

    20 °C

Climate (2021–2026)

Mandurah (10km)

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  • Average Low 2021–2026

    15.1 °C

  • Average 2021–2026

    19.1 °C

  • Average High 2021–2026

    23.8 °C
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