Big Lagoon Entrance Weather Forecast
- 13
- 23
Mostly sunny
- 13
- 22
Becoming cloudy
- 14
- 20
Shower or two
- 13
- 21
Shower or two
- 10
- 19
Cloud clearing
- 10
- 20
Shower or two
- 10
- 20
Partly cloudy
Today 5 Aug Gascoyne
Partly cloudy. The chance of morning fog in the southeast. Medium chance of showers in the south, slight chance elsewhere. Winds east to southeasterly 15 to 20 km/h tending east to northeasterly in the middle of the day then becoming light in the early afternoon. Daytime maximum temperatures 21 to 27.
Gascoyne Coastal Waters
Cape Cuvier to Kalbarri- Wind
- Southeasterly 15 to 20 knots turning southerly in the late afternoon.
- Seas
- Around 1 metre, increasing to 1 to 1.5 metres offshore south of Denham.
- 1st Swell
- Southwesterly 2 to 3 metres inshore, increasing to 3 to 4 metres offshore south of Denham.
- Weather
- Partly cloudy.
- Weather Situation
- A weak front will brush past the southwest coast today, with a weak ridge briefly forming over inland southern WA before weakening on Thursday ahead of the next cold front later Thursday and Friday. A stronger cold front will move through on Saturday followed by a vigorous southwesterly airstream.
Big Lagoon Entrance Temperature Statistics View More
August Temperature
Shark Bay Airport (15km)
Lowest 2 August, 2026
11 °CAverage August
17.6 °CHighest 2 August, 2026
26.5 °C
Climate (2021–2026)
Shark Bay Airport (15km)
Average Low 2021–2026
16.8 °CAverage 2021–2026
22.3 °CAverage High 2021–2026
29.6 °C