Postans Weather Forecast
- 15
- 19
Shower or two
- 9
- 15
Shower or two
- 11
- 17
Showers easing
- 11
- 18
Shower or two
- 13
- 18
Showers easing
- 10
- 17
Possible shower
- 12
- 18
Shower or two
Today 12 Jul Perth
Partly cloudy. Medium chance of showers, becoming less likely later this evening. Winds southwesterly 15 to 20 km/h becoming light in the evening.
Postans Temperature Statistics View More
July Temperature
Garden Island (12km)
Lowest 10 July, 2025
9.3 °CAverage July
14.9 °CHighest 1 July, 2025
21.3 °C
Climate (2020–Present)
Garden Island (12km)
Average Low 2020–2025
15.2 °CAverage 2020–2025
19 °CAverage High 2020–2025
23.4 °C