Wallace Island Weather Forecast
- 19
- 27
Windy. Sunny
- 19
- 29
Sunny
- 22
- 31
Possible storm
- 22
- 29
Sunny
- 20
- 25
Partly cloudy
- 19
- 25
Becoming windy. Mostly sunny
- 19
- 25
Becoming windy. Partly cloudy
Today 12 Dec Lower West
Sunny. Winds southeasterly 25 to 35 km/h. Daytime maximum temperatures in the low to mid 30s.
Perth Local Waters
Two Rocks to Dawesville, inshore from Rottnest Island- Wind
- South to southeasterly 15 to 25 knots, reaching up to 30 knots in the late afternoon. Winds turning southeasterly 15 to 20 knots in the evening.
- Seas
- 1 to 1.5 metres, increasing to 1 to 2 metres during the morning.
- 1st Swell
- Southwesterly around 1 metre.
- Weather
- Sunny.
- Weather Situation
- An inland trough will move closer to the west coast by the weekend where it will deepen. The trough will move offshore from the Local Waters on Sunday as a high pressure system moves into the Bight and strengthens.
Wallace Island Temperature Statistics View More
December Temperature
Rottnest Island (5km)
Lowest 4 December, 2025
16.7 °CAverage December
20.6 °CHighest 1 December, 2025
36.2 °C
Climate (2020–Present)
Rottnest Island (5km)
Average Low 2020–2025
16.1 °CAverage 2020–2025
18.9 °CAverage High 2020–2025
22.8 °C