Gunnamatta Beach Weather Forecast
- 10
- 21
Partly cloudy
- 9
- 24
Sunny
- 13
- 24
Partly cloudy
- 13
- 24
Sunny
- 14
- 25
Partly cloudy
- 16
- 25
Partly cloudy
- 14
- 21
Partly cloudy
Today 20 Apr Mornington Peninsula
Mostly sunny. Light winds.
Central Victoria Coastal Waters
Cape Otway to Wilsons Promontory- Wind
- Variable about 10 knots becoming northeast to southeasterly 10 to 15 knots in the late afternoon. Winds reaching up to 20 knots in the far east in the late evening.
- Seas
- Below 1 metre, increasing to around 1 metre in the east during the afternoon.
- 1st Swell
- Southwesterly below 1 metre, increasing to 1 to 1.5 metres in the west by early evening.
- Weather
- Partly cloudy.
- Weather Situation
- A ridge of high pressure will continue to persist over Victoria in the coming days. A weak trough is expected to cross the southwest and pass through Bass Strait on Wednesday, briefly interrupting the ridge before a new high pressure system develops to the southwest. This high will pass through Bass Straight and move into the Tasman but will continue to extend a ridge over Victoria into Friday.
Gunnamatta Beach Temperature Statistics View More
April Temperature
Cerberus (28km)
Lowest 19 April, 2026
1.4 °CAverage April
14.9 °CHighest 1 April, 2026
28.3 °C
Climate (2021–Present)
Cerberus (28km)
Average Low 2021–2026
10.2 °CAverage 2021–2026
14.5 °CAverage High 2021–2026
19.6 °C