Withnell Bay Weather Forecast
- 17
- 29
Sunny
- 18
- 30
Sunny
- 18
- 29
Mostly sunny
- 17
- 28
Sunny
- 16
- 28
Sunny
- 15
- 29
Sunny
- 15
- 28
Sunny
Today 20 Aug Pilbara
Partly cloudy. Slight chance of a shower in the far west, most likely in the late afternoon and evening. Near zero chance of rain elsewhere. Winds southeast to southwesterly 15 to 20 km/h tending northwest to northeasterly in the middle of the day then tending northwest to southwesterly in the early afternoon. Overnight temperatures falling to between 15 and 19 with daytime temperatures reaching 28 to 35.
Pilbara East Coastal Waters
Wallal to Cape Preston- Wind
- West to southwesterly about 10 knots tending south to southwesterly 10 to 15 knots in the early morning then turning westerly in the late morning.
- Seas
- Below 1 metre.
- 1st Swell
- Westerly below 1 metre inshore, increasing to 1 to 1.5 metres offshore west of Port Hedland.
- Weather
- Sunny.
Withnell Bay Temperature Statistics View More
August Temperature
Karratha Airport (14km)
Lowest 13 August, 2026
9.7 °CAverage August
21.6 °CHighest 5 August, 2026
31.2 °C
Climate (2021–2026)
Karratha Airport (14km)
Average Low 2021–2026
21.5 °CAverage 2021–2026
26.7 °CAverage High 2021–2026
32.8 °C