Gunnamatta Beach Weather Forecast
- 9
- 16
Shower
- 6
- 13
Shower
- 7
- 13
Shower
- 6
- 13
Shower
- 4
- 15
Partly cloudy
- 6
- 16
Partly cloudy
- 7
- 15
Shower
Today 28 Jul Mornington Peninsula
Partly cloudy. Very high chance of showers, most likely in the afternoon and evening. Winds northerly 40 to 60 km/h tending northwesterly 35 to 55 km/h in the early afternoon then decreasing to 30 to 45 km/h in the late afternoon.
Central Victoria Coastal Waters
Cape Otway to Wilsons Promontory- Wind
- North to northwesterly 20 to 30 knots tending west to northwesterly 25 to 30 knots in the afternoon. Winds reaching up to 35 knots in the far west in the late evening.
- Seas
- 2 to 3 metres, increasing to 2.5 to 4 metres in the east during the morning.
- 1st Swell
- Southwesterly 2 to 3 metres, tending westerly 2 to 4 metres by early evening.
- Weather
- Cloudy. Near 100% chance of showers. The chance of a thunderstorm in the evening. Possible small hail in the late afternoon and evening.
Gunnamatta Beach Temperature Statistics View More
July Temperature
Cerberus (28km)
Lowest 19 July, 2026
1.3 °CAverage July
10.3 °CHighest 1 July, 2026
17.9 °C
Climate (2021–2026)
Cerberus (28km)
Average Low 2021–2026
10.2 °CAverage 2021–2026
14.6 °CAverage High 2021–2026
19.7 °C