Gantheaume Bay Weather Forecast
- 19
- 34
Shower or two
- 18
- 31
Showers easing
- 18
- 29
Possible morning storm. Showers
- 18
- 27
Partly cloudy
- 17
- 26
Partly cloudy
- 14
- 25
Partly cloudy
- 12
- 26
Sunny
Today 26 Apr Central West
Partly cloudy. Medium chance of showers in the north, slight chance elsewhere. The chance of a thunderstorm in the evening. Winds east to southeasterly 15 to 25 km/h. Daytime maximum temperatures 29 to 34.
Gascoyne Coastal Waters
Cape Cuvier to Kalbarri- Wind
- South to southeasterly 15 to 20 knots tending south to southwesterly in the late afternoon then turning southeasterly 10 to 15 knots in the late evening.
- Seas
- Around 1 metre, increasing to 1 to 1.5 metres offshore south of Denham.
- 1st Swell
- South to southwesterly 1.5 to 2.5 metres.
- Weather
- Partly cloudy. 60% chance of showers. The chance of a thunderstorm in the afternoon and evening.
- Weather Situation
- A high pressure ridge will become established through southern WA during the weekend, moving into the Bight on Sunday night as a trough deepens down the west coast. A cold front will sweep by the south coast during Monday, dragging the west coast trough further inland.
Gantheaume Bay Temperature Statistics View More
April Temperature
Kalbarri (3km)
Lowest 22 April, 2026
12.5 °CAverage April
22.6 °CHighest 14 April, 2026
36.2 °C
Climate (2021–Present)
Kalbarri (3km)
Average Low 2021–2026
15.6 °CAverage 2021–2026
22.3 °CAverage High 2021–2026
28.2 °C