Southern Harbour Weather Forecast
- 13
- 19
Showers
- 13
- 19
Showers
- 13
- 18
Showers
- 11
- 17
Showers. Possible storm
- 11
- 18
Showers
- 9
- 17
Partly cloudy
- 9
- 18
Partly cloudy
Today 27 Jun Perth
Cloudy. High chance of showers. Winds westerly 20 to 30 km/h.
Perth Local Waters
Two Rocks to Dawesville, inshore from Rottnest Island- Wind
- Southwesterly 20 to 30 knots.
- Seas
- 2.5 metres.
- 1st Swell
- Westerly 3 to 4 metres.
- Weather
- Cloudy. 80% chance of showers.
- Caution
- Large and powerful surf conditions during the evening are expected to be hazardous for coastal activities such as swimming, surfing and rock fishing.
- Weather Situation
- Fresh to strong westerly winds through Local Waters, easing during Sunday as a deep low pressures system south of the state moves east. A series of cold fronts and troughs thereafter will maintain the westerly flow across local waters well into next week.
Southern Harbour Temperature Statistics View More
June Temperature
Garden Island (12km)
Lowest 18 June, 2026
6.5 °CAverage June
14.9 °CHighest 24 June, 2026
21.3 °C
Climate (2021–2026)
Garden Island (12km)
Average Low 2021–2026
15.1 °CAverage 2021–2026
18.9 °CAverage High 2021–2026
23.3 °C