Gunnamatta Beach Weather Forecast
- 11
- 16
Shower
- 9
- 16
Shower
- 8
- 15
Shower
- 8
- 15
Shower
- 8
- 16
Partly cloudy
- 9
- 17
Shower
- 10
- 15
Shower
Today 19 Aug Mornington Peninsula
Cloudy. Very high chance of showers, most likely in the morning and afternoon. Damaging winds possible. Winds northeasterly 25 to 40 km/h turning northerly 35 to 50 km/h in the early morning then decreasing to 20 to 30 km/h in the evening.
Central Victoria Coastal Waters
Cape Otway to Wilsons Promontory- Wind
- North to northeasterly 15 to 25 knots, reaching up to 30 knots in the west during the morning and early afternoon. Winds tending north to northwesterly 15 to 20 knots during the day.
- Seas
- 1.5 to 2.5 metres.
- 1st Swell
- Southwesterly 1 to 1.5 metres, increasing to 1.5 to 2 metres in the far west.
- Weather
- Cloudy. Near 100% chance of rain. The chance of a thunderstorm in the west in the morning and afternoon.
Gunnamatta Beach Temperature Statistics View More
August Temperature
Cerberus (28km)
Lowest 2 August, 2026
2.3 °CAverage August
10.5 °CHighest 2 August, 2026
17.4 °C
Climate (2021–2026)
Cerberus (28km)
Average Low 2021–2026
10.2 °CAverage 2021–2026
14.6 °CAverage High 2021–2026
19.7 °C