Sulphur Bay Weather Forecast

    • 10
    • 23

    Mostly sunny

    • 14
    • 19

    Showers

    • 12
    • 19

    Showers easing

    • 10
    • 19

    Shower or two

    • 11
    • 20

    Shower or two

    • 11
    • 20

    Partly cloudy

    • 11
    • 21

    Sunny

Today 13 May Perth

Mostly sunny. Winds north to northeasterly 15 to 25 km/h turning west to northwesterly in the middle of the day then becoming light in the evening.

Perth Local Waters

Two Rocks to Dawesville, inshore from Rottnest Island
Wind
North to northeasterly 10 to 15 knots shifting west to southwesterly below 10 knots in the early afternoon.
Seas
Below 1 metre.
1st Swell
West to southwesterly 2 to 3 metres.
Weather
Mostly sunny.
Weather Situation
A ridge is weakening over the local waters. A weak cold front will move through tonight, followed by another cold front brushing past the south coast on Thursday night into Friday. A new ridge will arrive later Friday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Sulphur Bay Temperature Statistics View More

May Temperature

Garden Island (6km)

  • Lowest 2 May, 2026

    10.1 °C

  • Average May

    16.7 °C

  • Highest 11 May, 2026

    26.2 °C

Climate (2021–Present)

Garden Island (6km)

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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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