Denham Weather Forecast
- 23
- 30
Sunny
- 21
- 29
Becoming windy. Partly cloudy
- 19
- 28
Becoming windy. Sunny
- 20
- 29
Windy. Sunny
- 21
- 33
Windy. Sunny
- 24
- 38
Wind easing. Sunny
- 27
- 38
Sunny
Today 25 Dec Gascoyne
Partly cloudy. The chance of a thunderstorm with little or no rainfall in the afternoon and evening. Winds east to northeasterly 25 to 35 km/h tending northwest to northeasterly 15 to 25 km/h in the late afternoon then tending northeast to southeasterly in the evening. Daytime maximum temperatures 37 to 42.
Gascoyne Coastal Waters
Cape Cuvier to Kalbarri- Wind
- Westerly 10 to 15 knots turning southwesterly 15 to 20 knots during the afternoon and evening.
- Seas
- Around 1 metre, increasing to 1 to 1.5 metres offshore north of Denham during the afternoon.
- 1st Swell
- Southwesterly 1 to 1.5 metres inshore, increasing to 1.5 to 2 metres offshore.
- Weather
- Mostly sunny. The chance of a thunderstorm with little or no rainfall inshore in the afternoon.
- Weather Situation
- A trough is deepening offshore and will move close to the west coast during today before moving inland on this evening, ahead of a weak cold front brushing the south coast on Friday. A new ridge will develop along the southwest coast later on Friday and expand east along the south coast on the weekend.
Denham Temperature Statistics View More
December Temperature
Shark Bay Airport (5km)
Lowest 6 December, 2025
18.1 °CAverage December
25.6 °CHighest 23 December, 2025
43.2 °C
Climate (2020–Present)
Shark Bay Airport (5km)
Average Low 2020–2025
16.8 °CAverage 2020–2025
22.3 °CAverage High 2020–2025
29.6 °C