Mounts Bay Weather Forecast
- 9
- 15
Partly cloudy
- 7
- 16
Cloudy
- 10
- 16
Showers easing. Windy
- 9
- 16
Partly cloudy
- 9
- 21
Sunny
- 13
- 24
Late shower or two
- 12
- 18
Showers easing
Today 4 Oct South West
Partly cloudy. Winds southerly 15 to 20 km/h becoming light in the evening.
Central Victoria Coastal Waters
Cape Otway to Wilsons Promontory- Wind
- Southwesterly 10 to 15 knots, reaching up to 20 knots in the far east during the afternoon and evening.
- Seas
- Around 1 metre, increasing to 1 to 1.5 metres in the far east.
- 1st Swell
- Southwesterly 1.5 to 2 metres, increasing to 2.5 to 3 metres in the far west.
- Weather
- Partly cloudy.
- Weather Situation
- A low pressure trough will clear into the Tasman Sea as a weak high pressure system moves over far southwest Victoria. This high pressure system will be cleared by a cold front crossing southern Victoria on Tuesday morning. A new high pressure system is expected to develop in the Bight on Tuesday, moving south of the state on Wednesday, then drifting into the Tasman Sea on Thursday where it will continue to extend a weak ridge over Victoria.
Mounts Bay Temperature Statistics View More
October Temperature
Cape Otway (16km)
Lowest 2 October, 2026
10.9 °CAverage October
13.1 °CHighest 1 October, 2026
15.6 °C
Climate (2021–2026)
Cape Otway (16km)
Average Low 2021–2026
11.8 °CAverage 2021–2026
14.3 °CAverage High 2021–2026
17.5 °C