Hamelin Bay Beach Weather Forecast
- 13
- 17
Showers
- 12
- 17
Shower or two
- 13
- 18
Shower or two
- 13
- 18
Cloudy
- 12
- 19
Cloud clearing
- 12
- 21
Sunny
- 15
- 24
Sunny
Today 17 Sep South West
Cloudy. High chance of showers, becoming less likely in the afternoon. The chance of a thunderstorm in the east in the early morning. Winds westerly 20 to 30 km/h. Daytime maximum temperatures around 17.
Leeuwin Coastal Waters
Cape Naturaliste to Walpole- Wind
- Southwesterly 15 to 20 knots tending westerly 15 to 25 knots in the morning.
- Seas
- 1 to 1.5 metres, increasing to 1.5 to 2 metres during the afternoon.
- 1st Swell
- West to southwesterly 2.5 to 3 metres inshore, increasing to 3 to 4 metres offshore.
- Weather
- Partly cloudy. 70% chance of showers. The chance of a thunderstorm east of Cape Leeuwin in the early morning.
- Weather Situation
- A ridge of high pressure about the central west coast. Fresh to strong northwesterly winds will push over southwestern waters ahead of a cold front arriving today. A series of weak fronts then brush the far south through to late Thursday. Another ridge begins strengthening over the central west from Thursday and slips south on Saturday.
Hamelin Bay Beach Temperature Statistics View More
September Temperature
Cape Leeuwin (19km)
Lowest 8 September, 2025
7.5 °CAverage September
14.1 °CHighest 12 September, 2025
23.1 °C
Climate (2020–Present)
Cape Leeuwin (19km)
Average Low 2020–2025
14.9 °CAverage 2020–2025
17.5 °CAverage High 2020–2025
20.7 °C