Wallace Island Weather Forecast
- 15
- 20
Shower or two
- 11
- 17
Showers increasing
- 12
- 17
Showers easing. Windy
- 13
- 18
Shower or two
- 15
- 19
Showers easing
- 13
- 17
Possible shower
- 13
- 18
Shower or two
Today 12 Jul Lower West
Cloudy. Very high chance of showers, becoming less likely in the late afternoon and evening. Winds northwesterly 20 to 30 km/h turning west to southwesterly in the late morning then becoming light in the evening. Daytime maximum temperatures between 15 and 19.
Perth Local Waters
Two Rocks to Dawesville, inshore from Rottnest Island- Wind
- Southwesterly 15 to 20 knots turning south to southeasterly 10 to 15 knots in the evening.
- Seas
- 1.5 metres, decreasing to 1 metre by early evening.
- 1st Swell
- West to southwesterly 2.5 to 3 metres.
- Weather
- Partly cloudy. 70% chance of showers.
- Weather Situation
- A weak ridge will extend over Local Waters on Sunday, followed by a cold front early Monday morning. A stronger ridge develops just to the north later Monday and into Tuesday.
Wallace Island Temperature Statistics View More
July Temperature
Rottnest Island (5km)
Lowest 8 July, 2025
11.2 °CAverage July
15.8 °CHighest 6 July, 2025
21.7 °C
Climate (2020–Present)
Rottnest Island (5km)
Average Low 2020–2025
16.1 °CAverage 2020–2025
19 °CAverage High 2020–2025
22.8 °C