Wannanup - Oceanside Weather Forecast
- 19
- 25
Partly cloudy
- 15
- 26
Sunny
- 19
- 27
Shower or two
- 19
- 24
Morning shower or two
- 14
- 27
Sunny
- 16
- 31
Sunny
- 20
- 32
Sunny
Today 23 Jan Mandurah
Partly cloudy. Winds south to southwesterly 25 to 35 km/h.
Perth Local Waters
Two Rocks to Dawesville, inshore from Rottnest Island- Wind
- Southerly 15 to 20 knots.
- Seas
- Around 1 metre, increasing to 1 to 1.5 metres during the afternoon.
- 1st Swell
- Southwesterly 1 to 1.5 metres.
- Weather
- Partly cloudy.
- Weather Situation
- A trough moves across the southwest ahead of a weak cold front brushing the south coast today. A weak ridge will then form in the southwest before another cold front approaches over the weekend.
Wannanup - Oceanside Temperature Statistics View More
January Temperature
Mandurah (10km)
Lowest 18 January, 2026
15.8 °CAverage January
24.6 °CHighest 21 January, 2026
38.4 °C
Climate (2021–Present)
Mandurah (10km)
Average Low 2021–2026
15.1 °CAverage 2021–2026
19.2 °CAverage High 2021–2026
23.8 °C