Hamelin Island Weather Forecast
- 16
- 20
Showers increasing
- 14
- 18
Showers
- 11
- 16
Shower or two
- 12
- 17
Shower or two
- 14
- 19
Shower or two
- 15
- 19
Showers
- 13
- 17
Showers
Today 11 Jul South West
Becoming cloudy. Very high chance of showers in the west, high chance elsewhere. Winds northerly 15 to 25 km/h increasing to 25 to 35 km/h in the morning then tending northwesterly in the middle of the day. Daytime maximum temperatures between 16 and 19.
Leeuwin Coastal Waters
Cape Naturaliste to Walpole- Wind
- Northwesterly 25 to 30 knots, reaching up to 35 knots offshore east of Cape Leeuwin in the late morning and afternoon.
- Seas
- 2 to 3 metres, increasing to 3 to 4 metres offshore east of Cape Leeuwin during the morning.
- 1st Swell
- Southwesterly 3 to 4 metres.
- Weather
- Cloudy. 95% chance of showers. The chance of a thunderstorm offshore east of Cape Leeuwin during this afternoon and evening.
- Weather Situation
- A high pressure system over southern WA will move into central Australia today. A moderate cold front will bring very windy conditions to the southwest and southern coastal waters today and Saturday. A new ridge will extend over southwest WA on Sunday, followed by a weak cold front brushing past the south coast on Monday.
Hamelin Island Temperature Statistics View More
July Temperature
Cape Leeuwin (20km)
Lowest 8 July, 2025
10.4 °CAverage July
15.7 °CHighest 3 July, 2025
19.8 °C
Climate (2020–Present)
Cape Leeuwin (20km)
Average Low 2020–2025
14.9 °CAverage 2020–2025
17.5 °CAverage High 2020–2025
20.8 °C