Longreach Bay Weather Forecast

    • 21
    • 27

    Mostly sunny

    • 20
    • 25

    Partly cloudy

    • 19
    • 24

    Becoming windy. Partly cloudy

    • 17
    • 27

    Wind easing. Sunny

    • 19
    • 25

    Becoming windy. Sunny

    • 18
    • 25

    Windy. Mostly sunny

    • 16
    • 24

    Windy. Sunny

Today 15 Dec Lower West

Mostly sunny. The chance of a thunderstorm in the afternoon. Winds northerly 25 to 35 km/h turning west to northwesterly 20 to 30 km/h in the middle of the day then becoming light in the evening. Daytime maximum temperatures in the low to high 30s.

Perth Local Waters

Two Rocks to Dawesville, inshore from Rottnest Island
Wind
North to northeasterly below 10 knots becoming west to northwesterly in the middle of the day then becoming southwesterly in the late evening.
Seas
Below 0.5 metres.
1st Swell
Southwesterly around 1 metre.
Weather
Mostly sunny. The chance of a thunderstorm in the early afternoon.
Weather Situation
A trough is deepening offshore from the west coast associated with a low pressure system. The trough will move back to the west coast throughout today, before moving inland ahead of a cold front brushing the south coast by Tuesday. A new ridge will build across the southwest coast from Wednesday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Longreach Bay Temperature Statistics View More

December Temperature

Rottnest Island (3km)

  • Lowest 4 December, 2025

    16.7 °C

  • Average December

    21.3 °C

  • Highest 1 December, 2025

    36.2 °C

Climate (2020–Present)

Rottnest Island (3km)

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  • Average Low 2020–2025

    16.1 °C

  • Average 2020–2025

    18.9 °C

  • Average High 2020–2025

    22.8 °C
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