Golden Bay Weather Forecast

    • 14
    • 19

    Showers

    • 15
    • 18

    Showers easing

    • 12
    • 17

    Showers

    • 9
    • 17

    Shower or two

    • 11
    • 17

    Shower or two

    • 9
    • 17

    Partly cloudy

    • 9
    • 18

    Sunny

Today 17 Jul Mandurah

Partly cloudy. Very high chance of showers, most likely in the afternoon and evening. The chance of a thunderstorm in the afternoon. Light winds becoming northerly 15 to 25 km/h in the late afternoon then tending northwesterly 25 to 30 km/h in the evening.

Perth Local Waters

Two Rocks to Dawesville, inshore from Rottnest Island
Wind
North to northeasterly 10 to 15 knots turning northwesterly 15 to 25 knots in the late afternoon.
Seas
Around 1 metre, increasing to 1 to 1.5 metres by early evening.
1st Swell
Westerly 1.5 to 2 metres.
Weather
Cloudy. 90% chance of showers. The chance of a thunderstorm.
Weather Situation
A cold front moves through the Perth local waters later Friday and into Saturday. A weak ridge will begin to develop north of the local waters over the central west cost on Sunday, strengthening over southern WA on Tuesday.
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Golden Bay Temperature Statistics View More

July Temperature

Mandurah (11km)

  • Lowest 14 July, 2026

    8.7 °C

  • Average July

    14.7 °C

  • Highest 14 July, 2026

    20 °C

Climate (2021–2026)

Mandurah (11km)

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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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