Williamson's Beach Weather Forecast
- 10
- 16
Partly cloudy
- 9
- 19
Rain increasing
- 6
- 13
Showers
- 8
- 15
Showers easing
- 10
- 16
Shower or two
- 10
- 16
Shower or two
- 8
- 19
Partly cloudy
Today 5 May Wonthaggi
Partly cloudy. Light winds.
Central Victoria Coastal Waters
Cape Otway to Wilsons Promontory- Wind
- Westerly 10 to 15 knots, reaching up to 20 knots in the far east.
- Seas
- Around 1 metre, increasing to 1 to 1.5 metres in the far east.
- 1st Swell
- Southwesterly 1.5 metres, increasing to 1.5 to 2.5 metres in the west.
- Weather
- Partly cloudy.
- Weather Situation
- A weak ridge of high pressure extending over Victoria will be cleared on Wednesday as a cold front crosses over Victoria. This front is expected to develop a low pressure system off the east coast on Thursday which will move into the Tasman Sea on Friday. The high pressure ridge will begin to redevelop from the west on the weekend with the high pressure centre sitting well south of the Bight.
Williamson's Beach Temperature Statistics View More
May Temperature
Rhyll (24km)
Lowest 4 May, 2026
13.4 °CAverage May
17 °CHighest 1 May, 2026
25.2 °C
Climate (2021–Present)
Rhyll (24km)
Average Low 2021–2026
12.1 °CAverage 2021–2026
15.1 °CAverage High 2021–2026
19.3 °C