Success Harbour Entrance Weather Forecast
- 20
- 31
Sunny
- 20
- 34
Sunny
- 19
- 35
Sunny
- 25
- 35
Mostly sunny
- 21
- 31
Mostly sunny
- 17
- 32
Sunny
- 20
- 34
Sunny
Today 30 Jan Perth
Sunny. Winds southwesterly 20 to 30 km/h turning south to southeasterly 15 to 25 km/h in the late evening.
Perth Local Waters
Two Rocks to Dawesville, inshore from Rottnest Island- Wind
- Southerly about 10 knots increasing to 15 to 25 knots in the middle of the day.
- Seas
- Below 1 metre, increasing to 1 to 1.5 metres around midday.
- 1st Swell
- Southwesterly below 1 metre.
- Weather
- Sunny.
- Weather Situation
- A ridge sits to the south of the Local Waters. A trough lingers about the west coast, deepening over the weekend and into Monday when it moves inland.
Success Harbour Entrance Temperature Statistics View More
January Temperature
Swanbourne (12km)
Lowest 27 January, 2026
13.7 °CAverage January
23.1 °CHighest 21 January, 2026
41.2 °C
Climate (2021–Present)
Swanbourne (12km)
Average Low 2021–2026
14.5 °CAverage 2021–2026
18.8 °CAverage High 2021–2026
24.3 °C