Denham Weather Forecast
- 10
- 23
Possible shower
- 12
- 21
Early shower or two
- 8
- 20
Sunny
- 9
- 21
Possible shower
- 12
- 21
Possible shower
- 9
- 20
Sunny
- 9
- 21
Sunny
Today 20 Jul Gascoyne
Mostly sunny. Patches of frost in the south early this morning. Medium chance of showers in the south, most likely during this evening. Near zero chance of rain elsewhere. Winds northerly 15 to 20 km/h turning west to northwesterly 25 to 40 km/h in the late morning. Daytime maximum temperatures 21 to 26.
Gascoyne Coastal Waters
Cape Cuvier to Kalbarri- Wind
- Westerly 15 to 25 knots, reaching up to 30 knots south of Denham in the evening. Winds turning south to southwesterly 20 to 25 knots in the late evening.
- Seas
- Around 1 metre, increasing to 1 to 1.5 metres around midday, then increasing to 1.5 to 2.5 metres during the afternoon.
- 1st Swell
- Southwesterly 2 to 2.5 metres.
- Weather
- Cloudy. 90% chance of showers offshore south of Denham, 50% chance elsewhere.
- Weather Situation
- A ridge extending over southern parts of the State is moving east. A strong cold front will cross the South West Land Division during this afternoon and evening and will continue east across southern WA on Monday. A new ridge will follow in the wake of the front across the central WA coast, maintaining a westerly flow across the southwest coast. Another cold front will move through southwest WA on Wednesday.
Denham Temperature Statistics View More
July Temperature
Shark Bay Airport (5km)
Lowest 11 July, 2025
5.3 °CAverage July
16.5 °CHighest 1 July, 2025
27.5 °C
Climate (2020–Present)
Shark Bay Airport (5km)
Average Low 2020–2025
16.9 °CAverage 2020–2025
22.3 °CAverage High 2020–2025
29.6 °C