Hamelin Bay Beach Weather Forecast
- 12
- 18
Showers
- 12
- 18
Showers increasing
- 11
- 17
Showers easing
- 11
- 17
Possible morning shower
- 8
- 18
Partly cloudy
- 8
- 19
Partly cloudy
- 12
- 19
Shower or two
Today 28 Sep South West
Cloudy. Very high chance of showers, most likely during the morning and afternoon. The chance of a thunderstorm in the morning and early afternoon. Winds northwesterly 15 to 20 km/h turning west to southwesterly 20 to 30 km/h in the morning then becoming westerly and light in the late evening. Daytime maximum temperatures between 16 and 19.
Leeuwin Coastal Waters
Cape Naturaliste to Walpole- Wind
- South to southwesterly 15 to 20 knots tending west to southwesterly 15 to 25 knots during the day. Winds reaching up to 30 knots offshore east of Cape Leeuwin in the afternoon.
- Seas
- Around 1 metre, increasing to 1 to 1.5 metres during the morning, increasing to 1.5 to 2 metres east of Cape Leeuwin around midday.
- 1st Swell
- Southwesterly 2 metres, increasing to 2 to 3 metres during the morning.
- Weather
- Partly cloudy. 80% chance of showers.
- Weather Situation
- A trough and low are deepening over the South West Land Division. The low will slip to the south of the state and the trough will move over south east parts of the state later today. A cold front will approach on Tuesday and move through during Wednesday. A ridge will extend over southern parts of the state on Thursday.
Hamelin Bay Beach Temperature Statistics View More
September Temperature
Cape Leeuwin (19km)
Lowest 10 September, 2026
10.6 °CAverage September
15.8 °CHighest 18 September, 2026
25.3 °C
Climate (2021–2026)
Cape Leeuwin (19km)
Average Low 2021–2026
14.9 °CAverage 2021–2026
17.5 °CAverage High 2021–2026
20.8 °C