Gunnamatta Beach Weather Forecast
- 15
- 21
Partly cloudy
- 13
- 29
Fog
- 17
- 28
Partly cloudy
- 14
- 22
Shower
- 12
- 17
Shower
- 8
- 16
Shower
- 8
- 16
Shower
Today 21 Oct Mornington Peninsula
Mostly clear. The chance of a thunderstorm early this evening. Winds southerly 15 to 25 km/h turning southeasterly in the late afternoon.
Central Victoria Coastal Waters
Cape Otway to Wilsons Promontory- Wind
- South to southeasterly about 10 knots.
- Seas
- Below 1 metre.
- 1st Swell
- Southwesterly 1 to 1.5 metres, increasing to 1.5 to 2.5 metres in the west.
- Weather
- Partly cloudy.
- Weather Situation
- A high pressure system centred over the Tasman Sea will drift slowly eastwards as a cold front approaches from the west on Friday. This cold front will cross the State on Saturday and Sunday with a secondary trough crossing late Sunday or Monday.
Gunnamatta Beach Temperature Statistics View More
October Temperature
Cerberus (28 km)
Lowest 15 October, 2026
3.3 °CAverage October
14.7 °CHighest 9 October, 2026
27 °C
Climate (2021–2026)
Cerberus (28 km)
Average Low 2021–2026
10.2 °CAverage 2021–2026
14.6 °CAverage High 2021–2026
19.7 °C