Birthday Island Weather Forecast
- 26
- 27
Sunny
- 26
- 28
Sunny
- 27
- 28
Sunny
- 27
- 28
Sunny
- 27
- 29
Sunny
- 28
- 28
Partly cloudy
- 28
- 29
Sunny
Today 14 Dec Pilbara
Mostly sunny. Slight chance of a shower inland, most likely in the afternoon and evening. Near zero chance of rain elsewhere. The chance of a thunderstorm in the afternoon and evening. Winds northeast to southeasterly 15 to 25 km/h tending northwest to northeasterly 20 to 30 km/h in the late afternoon then tending northwest to southwesterly 15 to 25 km/h in the evening. Daytime maximum temperatures 37 to 42.
Pilbara West Coastal Waters
Cape Preston to North West Cape- Wind
- Westerly 10 to 15 knots, reaching up to 20 knots inshore in the evening. Winds turning southwesterly in the late evening.
- Seas
- Below 0.5 metres, increasing to around 1 metre around midday.
- 1st Swell
- West to southwesterly around 1 metre offshore.
- Weather
- Sunny.
- Weather Situation
- A broad area of low pressure will remain over inland areas in the north into next week.
Birthday Island Temperature Statistics View More
December Temperature
Varanus Island (30km)
Lowest 13 December, 2025
24.7 °CAverage December
27.7 °CHighest 2 December, 2025
33.5 °C
Climate (2020–Present)
Varanus Island (30km)
Average Low 2020–2025
23.9 °CAverage 2020–2025
25.9 °CAverage High 2020–2025
29.2 °C