Big Lagoon Entrance Weather Forecast

    • 13
    • 24

    Shower or two

    • 14
    • 22

    Shower or two

    • 13
    • 23

    Sunny

    • 13
    • 22

    Shower or two

    • 13
    • 21

    Shower or two

    • 12
    • 21

    Mostly sunny

    • 10
    • 21

    Mostly sunny

Today 3 Aug Gascoyne

Partly cloudy. Very high chance of showers in the northwest, medium chance elsewhere. The chance of a thunderstorm in the southeast in the morning. Winds northwest to northeasterly 25 to 35 km/h. Daytime maximum temperatures 23 to 28.

Gascoyne Coastal Waters

Cape Cuvier to Kalbarri
Wind
Variable about 10 knots becoming northwest to northeasterly 10 to 15 knots in the early afternoon.
Seas
Below 1 metre.
1st Swell
Southwesterly 2 to 2.5 metres.
Weather
Becoming cloudy. 80% chance of showers north of Denham, 50% chance elsewhere.
Weather Situation
A trough approaches the west coast in association with a cloud band. The trough will move across the South West Land Division and Gascoyne on Tuesday, ahead of a cold front along the south coast. Another weak front will brush past the southwest coast, as a weak ridge briefly forms over inland southern WA on Wednesday before weakening on Thursday ahead of the next cold front.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Big Lagoon Entrance Temperature Statistics View More

August Temperature

Shark Bay Airport (15km)

  • Lowest 2 August, 2026

    11 °C

  • Average August

    15.7 °C

  • Highest 1 August, 2026

    24.6 °C

Climate (2021–2026)

Shark Bay Airport (15km)

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  • Average Low 2021–2026

    16.8 °C

  • Average 2021–2026

    22.3 °C

  • Average High 2021–2026

    29.6 °C
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