Carnarvon Boat Harbour Entrance Weather Forecast
- 21
- 31
Clear
- 21
- 28
Mostly sunny
- 19
- 30
Sunny
- 21
- 31
Sunny
- 21
- 29
Sunny
- 21
- 29
Cloud clearing
- 21
- 30
Mostly sunny
Today 4 Dec Carnarvon
Clear. Winds southwesterly 20 to 25 km/h tending southerly 25 to 30 km/h in the late evening.
Gascoyne Coastal Waters
Cape Cuvier to Kalbarri- Wind
- Southerly 20 to 25 knots.
- Seas
- 1.5 metres, increasing to 2 metres south of Denham.
- 1st Swell
- Southwesterly 1 to 1.5 metres inshore, increasing to 1.5 to 2 metres offshore south of Denham.
- Weather
- Mostly clear.
- Weather Situation
- A ridge of high pressure about the southwest coast will build across southern WA after a weak front brushes past the south coast on Friday, pushing an inland trough northwards on Saturday. A new trough will develop through inland parts of the South West Land Division on Sunday and move eastwards on Monday. A second weak front will brush past the south coast on Monday ahead of the next high pressure ridge.
Carnarvon Boat Harbour Entrance Temperature Statistics View More
December Temperature
Carnarvon Airport (2km)
Lowest 2 December, 2025
21.7 °CAverage December
25.9 °CHighest 1 December, 2025
37 °C
Climate (2020–Present)
Carnarvon Airport (2km)
Average Low 2020–2025
17.4 °CAverage 2020–2025
22.4 °CAverage High 2020–2025
28.7 °C