Little Armstrong Bay Weather Forecast

    • 11
    • 17

    Shower or two. Windy

    • 12
    • 17

    Showers easing. Wind easing

    • 14
    • 18

    Shower or two

    • 14
    • 19

    Showers easing

    • 12
    • 18

    Partly cloudy

    • 14
    • 19

    Showers

    • 12
    • 17

    Showers. Becoming windy

Today 13 Jul Lower West

Partly cloudy. Medium chance of showers, most likely in the afternoon and evening. Light winds becoming west to northwesterly 15 to 25 km/h in the evening. Daytime maximum temperatures between 14 and 17.

Perth Local Waters

Two Rocks to Dawesville, inshore from Rottnest Island
Wind
Westerly about 10 knots increasing to 10 to 15 knots in the late evening.
Seas
Below 1 metre.
1st Swell
West to southwesterly 2 to 2.5 metres.
Weather
Cloudy. 70% chance of showers.
Weather Situation
A weak ridge extends over Local Waters before a cold front moves through early Monday morning, followed by a new stronger ridge building to the north later Monday and into Tuesday. Another cold front moves through early Wednesday morning.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Little Armstrong Bay Temperature Statistics View More

July Temperature

Rottnest Island (1km)

  • Lowest 8 July, 2025

    11.2 °C

  • Average July

    16.2 °C

  • Highest 6 July, 2025

    21.7 °C

Climate (2020–Present)

Rottnest Island (1km)

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  • Average Low 2020–2025

    16.1 °C

  • Average 2020–2025

    19 °C

  • Average High 2020–2025

    22.8 °C
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