Naval Base Weather Forecast
- 19
- 32
Sunny
- 21
- 32
Mostly sunny
- 20
- 32
Sunny
- 20
- 31
Sunny
- 21
- 31
Sunny
- 20
- 30
Sunny
- 19
- 29
Sunny
Today 31 Dec Perth
Sunny. Winds easterly 25 to 35 km/h shifting south to southwesterly in the early afternoon then becoming light in the late evening.
Perth Local Waters
Two Rocks to Dawesville, inshore from Rottnest Island- Wind
- Easterly 10 to 15 knots becoming variable about 10 knots in the morning then becoming southerly 15 to 20 knots in the early afternoon.
- Seas
- Around 1 metre.
- 1st Swell
- Southwesterly around 1 metre.
- Weather
- Sunny.
- Weather Situation
- A ridge sits along the south coast, driving a easterly airstream over the local waters. A trough developing down the west coast moves inland on Thursday or Friday.
Naval Base Temperature Statistics View More
December Temperature
Garden Island (10km)
Lowest 21 December, 2025
13.9 °CAverage December
22.1 °CHighest 25 December, 2025
41.8 °C
Climate (2020–Present)
Garden Island (10km)
Average Low 2020–2025
15.1 °CAverage 2020–2025
18.9 °CAverage High 2020–2025
23.3 °C