South Perth Weather Forecast
- 10
- 23
Mostly clear
- 11
- 25
Mostly sunny
- 14
- 21
Morning showers
- 11
- 21
Cloudy
- 10
- 24
Partly cloudy
- 14
- 27
Partly cloudy
- 16
- 29
Mostly sunny
Today 10 Sep Perth
Mostly clear. Light winds.
Melville Waters
- Wind
- East to northeasterly below 10 knots.
- Weather
- Mostly clear.
- Weather Situation
- A high in the Bight is directing east to northeasterly winds across the local waters. Winds will tend north to northwesterly on Friday ahead of a weak cold front passing through the area on Saturday, followed by another cold front brushing the southwest coast later on Sunday.
South Perth Temperature Statistics View More
September Temperature
Perth Metro (6km)
Lowest 1 September, 2026
8.3 °CAverage September
15.3 °CHighest 7 September, 2026
22.9 °C
Climate (2021–2026)
Perth Metro (6km)
Average Low 2021–2026
13.4 °CAverage 2021–2026
18.8 °CAverage High 2021–2026
25.4 °C