Tortoise Island Weather Forecast
- 28
- 30
Partly cloudy
- 28
- 30
Sunny
- 28
- 30
Partly cloudy
- 26
- 31
Windy
- 25
- 30
Windy
- 24
- 29
Windy
- 25
- 29
Sunny
Today 23 Dec Pilbara
Partly cloudy. Slight chance of a shower in the afternoon and evening. The chance of a thunderstorm in the afternoon and evening, possibly severe with damaging winds in the southwest. Winds northeast to southeasterly 20 to 30 km/h decreasing to 15 to 20 km/h in the evening. Daytime maximum temperatures in the low to mid 40s.
Pilbara West Coastal Waters
Cape Preston to North West Cape- Wind
- Variable about 10 knots becoming westerly 10 to 15 knots in the middle of the day then tending southwesterly in the late evening.
- Seas
- Below 0.5 metres, increasing to around 1 metre around midday.
- 1st Swell
- West to southwesterly 1 to 1.5 metres offshore.
- Weather
- Mostly sunny. The chance of a thunderstorm inshore in the afternoon and early evening.
- Weather Situation
- A broad area of low pressure through inland areas will move closer to the coast as an easterly flow develops, moving back inland later in the week once the easterly flow weakens.
Tortoise Island Temperature Statistics View More
December Temperature
Thevenard Island (21km)
Lowest 1 December, 2025
21.6 °CAverage December
28 °CHighest 21 December, 2025
36.6 °C
Climate (2020–Present)
Thevenard Island (21km)
Average Low 2020–2025
22.4 °CAverage 2020–2025
25.8 °CAverage High 2020–2025
30.3 °C