Alkimos Reef Weather Forecast

    • 11
    • 20

    Partly cloudy

    • 10
    • 19

    Shower or two

    • 11
    • 19

    Showers easing

    • 9
    • 19

    Partly cloudy

    • 8
    • 21

    Sunny

    • 10
    • 22

    Sunny

    • 11
    • 20

    Mostly sunny

Today 28 Sep Perth

Partly cloudy. Slight chance of a shower. Winds south to southwesterly 15 to 20 km/h becoming light in the late evening.

Perth Local Waters

Two Rocks to Dawesville, inshore from Rottnest Island
Wind
Southwesterly 15 to 20 knots turning southerly 10 to 15 knots in the evening.
Seas
1 to 1.5 metres.
1st Swell
Southwesterly 1 to 1.5 metres.
Weather
Partly cloudy.
Weather Situation
A trough lies over southwest WA with a connected low south of the state. The trough is moving east as a ridge extends over the west coast. A cold front will cross the southwest corner of the state overnight on Tuesday with a ridge then dominating the synoptic pattern for the remainder of the working week.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Alkimos Reef Temperature Statistics View More

September Temperature

Gingin Airport (26km)

  • Lowest 2 September, 2026

    4.4 °C

  • Average September

    15.6 °C

  • Highest 17 September, 2026

    31.1 °C

Climate (2021–2026)

Gingin Airport (26km)

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  • Average Low 2021–2026

    11.4 °C

  • Average 2021–2026

    18.3 °C

  • Average High 2021–2026

    26.2 °C
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