Goodwin Bay Weather Forecast
- 15
- 18
Cloudy
- 12
- 17
Shower or two
- 9
- 16
Shower or two
- 10
- 17
Shower or two
- 8
- 17
Partly cloudy
- 9
- 18
Sunny
- 10
- 18
Mostly sunny
Today 18 Jul Perth
Cloudy. Slight chance of a shower in the southwest, near zero chance elsewhere. Light winds.
Perth Local Waters
Two Rocks to Dawesville, inshore from Rottnest Island- Wind
- Westerly 10 to 15 knots decreasing to about 10 knots in the evening.
- Seas
- Below 1 metre.
- 1st Swell
- Westerly 3 to 4 metres.
- Weather
- Cloudy.
- Weather Situation
- A weak ridge will slowly push over the central west coast north of the local waters over the weekend with a series of cold fronts moving along the south coast south of the ridge until early next week. The ridge will then be pushed south and strengthen mid next week.
Goodwin Bay Temperature Statistics View More
July Temperature
Garden Island (0km)
Lowest 8 July, 2026
7 °CAverage July
15.1 °CHighest 15 July, 2026
22.8 °C
Climate (2021–2026)
Garden Island (0km)
Average Low 2021–2026
15.1 °CAverage 2021–2026
18.9 °CAverage High 2021–2026
23.3 °C