Big Lagoon Entrance Weather Forecast

    • 16
    • 24

    Clear

    • 16
    • 25

    Sunny

    • 16
    • 25

    Partly cloudy

    • 16
    • 25

    Partly cloudy

    • 14
    • 23

    Sunny

    • 14
    • 25

    Sunny

    • 15
    • 25

    Sunny

Today 15 Sep Gascoyne

Partly cloudy. Slight chance of a shower in the far northeast, near zero chance elsewhere. The chance of a thunderstorm in the east. Thunderstorms possibly severe with damaging winds, large hail and heavy rain which may lead to flash flooding in the southeast. Winds northeast to southeasterly 20 to 30 km/h.

Gascoyne Coastal Waters

Cape Cuvier to Kalbarri
Wind
Southerly 15 to 20 knots.
Seas
1.5 metres, increasing to 1.5 to 2 metres offshore south of Denham.
1st Swell
Southwesterly 2 to 2.5 metres.
Weather
Mostly clear.
Weather Situation
A trough extends down the west coast while a strong ridge moves east over the Bight. From Thursday, the trough will become mobile and move inland, ahead of a cold front crossing the southwest on Friday.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Big Lagoon Entrance Temperature Statistics View More

September Temperature

Shark Bay Airport (15km)

  • Lowest 3 September, 2026

    10 °C

  • Average September

    18.6 °C

  • Highest 11 September, 2026

    28.1 °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

    29.5 °C
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