Onslow Weather Forecast
- 19
- 33
Sunny
- 19
- 34
Sunny
- 20
- 35
Sunny
- 20
- 34
Sunny
- 20
- 34
Sunny
- 20
- 33
Sunny
- 20
- 31
Partly cloudy
Today 21 Oct Pilbara
Mostly sunny. The chance of a thunderstorm in the northeast. Winds northwest to southwesterly 15 to 20 km/h increasing to 25 to 35 km/h in the early afternoon then tending south to southwesterly 15 to 25 km/h in the late evening.
Pilbara West Coastal Waters
Cape Preston to North West Cape- Wind
- West to southwesterly 15 to 20 knots.
- Seas
- Around 1 metre, increasing to 1 to 1.5 metres during the afternoon.
- 1st Swell
- West to southwesterly around 1 metre inshore, increasing to 1.5 to 2 metres about offshore western waters.
- Weather
- Sunny.
- Weather Situation
- Southwest to northwest winds extend across much of the northern coastal waters due to a broad trough inland. A ridge to the southwest is bringing southerly winds to western Pilbara waters, freshening from Friday as the ridge strengthens.
Onslow Temperature Statistics View More
October Temperature
Onslow Airport (3 km)
Lowest 1 October, 2026
16 °CAverage October
23.8 °CHighest 4 October, 2026
34.3 °C
Climate (2021–2026)
Onslow Airport (3 km)
Average Low 2021–2026
20.5 °CAverage 2021–2026
25.8 °CAverage High 2021–2026
32.8 °C