Green Island Weather Forecast
- 14
- 19
Mostly sunny
- 15
- 20
Possible shower
- 15
- 21
Partly cloudy
- 15
- 22
Sunny
- 17
- 22
Partly cloudy
- 17
- 22
Mostly sunny
- 15
- 22
Mostly sunny
Today 16 May Lower West
Mostly sunny. Light winds.
Perth Local Waters
Two Rocks to Dawesville, inshore from Rottnest Island- Wind
- Variable below 10 knots.
- Seas
- Below 0.5 metres.
- 1st Swell
- Southwesterly 1.5 to 2 metres.
- Weather
- Mostly sunny.
- Weather Situation
- A ridge lies over the region and will persist through the weekend and into next week.
Green Island Temperature Statistics View More
May Temperature
Rottnest Island (1km)
Lowest 2 May, 2026
12.4 °CAverage May
17.7 °CHighest 12 May, 2026
25.4 °C
Climate (2021–Present)
Rottnest Island (1km)
Average Low 2021–2026
16 °CAverage 2021–2026
18.9 °CAverage High 2021–2026
22.7 °C