South Island Weather Forecast
- 16
- 21
Sunny
- 16
- 21
Partly cloudy
- 18
- 23
Partly cloudy
- 18
- 24
Sunny
- 18
- 23
Partly cloudy
- 17
- 23
Partly cloudy
- 17
- 24
Partly cloudy
Today 11 Jul Pilbara
Sunny. Winds east to southeasterly 20 to 30 km/h tending east to northeasterly in the middle of the day then becoming light in the late afternoon. Daytime maximum temperatures 24 to 29.
Pilbara West Coastal Waters
Cape Preston to North West Cape- Wind
- East to northeasterly 10 to 15 knots, reaching up to 20 knots offshore east of Onslow during the morning. Winds becoming variable below 10 knots in the evening.
- Seas
- 1 to 1.5 metres, decreasing below 1 metre during the afternoon.
- 1st Swell
- West to southwesterly around 1 metre offshore.
- Weather
- Sunny.
- Weather Situation
- Windy southeasterlies will ease from today as a ridge to the south moves east and builds over central Australia. A weak trough will develop over the far west Pilbara on Sunday.
South Island Temperature Statistics View More
July Temperature
Onslow Airport (31km)
Lowest 1 July, 2025
11.3 °CAverage July
19.9 °CHighest 8 July, 2025
28.6 °C
Climate (2020–Present)
Onslow Airport (31km)
Average Low 2020–2025
20.5 °CAverage 2020–2025
25.8 °CAverage High 2020–2025
32.9 °C