Big Lagoon Entrance Weather Forecast
- 15
- 28
Sunny
- 16
- 27
Sunny
- 16
- 24
Partly cloudy
- 16
- 24
Shower or two
- 15
- 22
Partly cloudy
- 14
- 23
Mostly sunny
- 15
- 24
Partly cloudy
Today 5 Oct Gascoyne
Sunny. Winds northeast to southeasterly 15 to 25 km/h becoming light in the middle of the day then becoming northeast to southeasterly 15 to 25 km/h in the evening. Daytime maximum temperatures 29 to 36.
Gascoyne Coastal Waters
Cape Cuvier to Kalbarri- Wind
- Southeasterly 15 to 20 knots turning southerly in the late morning. Winds reaching up to 30 knots south of Denham in the late afternoon.
- Seas
- 1 to 1.5 metres, increasing to 1.5 to 2.5 metres south of Denham around midday.
- 1st Swell
- Southwesterly 2 to 3 metres.
- Weather
- Sunny.
- Weather Situation
- A weak ridge extending over southern WA will move east on Monday, as a weak cold front brushes past the southwest coast. Meanwhile, a trough developing over western Gascoyne will extend along the west coast on Tuesday, moving inland on Wednesday ahead of an approaching cold front. A series of cold fronts will then cross southwest WA in the second half of the week.
Big Lagoon Entrance Temperature Statistics View More
October Temperature
Shark Bay Airport (15 km)
Lowest 1 October, 2026
13.8 °CAverage October
19.6 °CHighest 2 October, 2026
27.1 °C
Climate (2021–2026)
Shark Bay Airport (15 km)
Average Low 2021–2026
16.8 °CAverage 2021–2026
22.3 °CAverage High 2021–2026
29.5 °C