Ammo Jetty Weather Forecast

    • 11
    • 18

    Partly cloudy

    • 8
    • 17

    Showers increasing

    • 12
    • 20

    Showers easing

    • 8
    • 19

    Partly cloudy

    • 9
    • 21

    Sunny

    • 10
    • 22

    Mostly sunny

    • 12
    • 24

    Mostly sunny

Today 23 May Perth

Partly cloudy. Slight chance of a shower near the coast, near zero chance elsewhere. Winds south to southwesterly 15 to 20 km/h becoming light in the evening.

Perth Local Waters

Two Rocks to Dawesville, inshore from Rottnest Island
Wind
Southerly 15 to 20 knots tending southeasterly 10 to 15 knots in the late evening. Winds reaching up to 25 knots at times in the late afternoon and early evening.
Seas
1 to 1.5 metres.
1st Swell
Southwesterly 2 to 3 metres.
Weather
Partly cloudy.
Weather Situation
A weak trough trough will move east across the local waters on Saturday, followed by freshening southwesterly winds on Sunday as a cold front moves across the southwest coast. A high pressure system moving into the Bight on Monday will bring a southeast wind change.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Ammo Jetty Temperature Statistics View More

May Temperature

Jandakot Airport (11km)

  • Lowest 20 May, 2025

    2.5 °C

  • Average May

    17.2 °C

  • Highest 9 May, 2025

    33.4 °C

Climate (2020–Present)

Jandakot Airport (11km)

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  • Average Low 2020–2025

    12.7 °C

  • Average 2020–2025

    18.7 °C

  • Average High 2020–2025

    25.4 °C
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