First Rock Weather Forecast

    • 21
    • 33

    Sunny

    • 21
    • 34

    Sunny

    • 22
    • 29

    Partly cloudy

    • 21
    • 29

    Cloud clearing

    • 18
    • 25

    Becoming windy. Partly cloudy

    • 14
    • 25

    Sunny

    • 14
    • 28

    Sunny

Today 6 Mar Perth

Sunny. Winds easterly 25 to 35 km/h shifting southwesterly 20 to 30 km/h in the morning then tending southeast to southwesterly in the evening.

Perth Local Waters

Two Rocks to Dawesville, inshore from Rottnest Island
Wind
Southeasterly 10 to 15 knots tending southerly 15 to 20 knots in the morning.
Seas
Around 1 metre, increasing to 1 to 1.5 metres during the afternoon.
1st Swell
Southwesterly 1 to 1.5 metres, decreasing to around 1 metre during the afternoon.
Weather
Sunny.
Weather Situation
A trough persists about the west coast, with a slow moving ridge to the east. The trough is expected to move inland from Saturday afternoon, ahead of a weak cold front moving through the Bight.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

First Rock Temperature Statistics View More

March Temperature

Garden Island (7km)

  • Lowest 1 March, 2026

    14.3 °C

  • Average March

    21.8 °C

  • Highest 4 March, 2026

    32 °C

Climate (2021–Present)

Garden Island (7km)

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  • Average Low 2021–2026

    15.1 °C

  • Average 2021–2026

    18.9 °C

  • Average High 2021–2026

    23.3 °C
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