Parker Rock Weather Forecast

    • 17
    • 23

    Showers. Becoming very windy

    • 15
    • 19

    Possible shower. Wind easing

    • 14
    • 21

    Sunny

    • 17
    • 22

    Showers

    • 16
    • 21

    Shower or two

    • 16
    • 22

    Sunny

    • 17
    • 22

    Partly cloudy

Today 20 Apr Lower West

Becoming cloudy. Very high chance of showers in the south, high chance elsewhere. The chance of a thunderstorm near the coast in the late afternoon and evening. Winds northwesterly 15 to 25 km/h increasing to 25 to 40 km/h in the middle of the day then tending westerly in the late evening. Daytime maximum temperatures in the low to mid 20s.

Perth Local Waters

Two Rocks to Dawesville, inshore from Rottnest Island
Wind
North to northwesterly 15 to 25 knots turning westerly 25 to 30 knots in the late evening. Winds reaching up to 35 knots in the late evening.
Seas
Below 1 metre, increasing to 1 to 1.5 metres around midday, then increasing to 2 to 2.5 metres during the afternoon.
1st Swell
Southwesterly 1.5 to 2.5 metres.
Weather
Partly cloudy. 95% chance of showers. The chance of a thunderstorm in the late afternoon and evening.
Weather Situation
A ridge across the local waters is moving east. A strong cold front will move through this evening, followed by a new ridge tomorrow. A second moderate cold front will arrive on Thursday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Parker Rock Temperature Statistics View More

April Temperature

Rottnest Island (3km)

  • Lowest 10 April, 2026

    15 °C

  • Average April

    19.4 °C

  • Highest 3 April, 2026

    25.9 °C

Climate (2021–Present)

Rottnest Island (3km)

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  • Average Low 2021–2026

    16 °C

  • Average 2021–2026

    18.9 °C

  • Average High 2021–2026

    22.7 °C
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