Barrallier Island Weather Forecast
- 7
- 15
Partly cloudy
- 8
- 15
Shower or two
- 7
- 15
Cloudy
- 8
- 15
Cloudy
- 8
- 17
Cloud clearing
- 10
- 21
Showers
- 9
- 17
Shower or two
Today 27 Aug Mornington Peninsula
Partly cloudy. Light winds.
Western Port Local Waters
- Wind
- West to northwesterly below 10 knots.
- Seas
- Below 0.5 metres.
- Weather
- Partly cloudy.
- Weather Situation
- A high pressure centre will persist across the State today. The high will weaken slightly on Friday as the tail end of a cold front clips southern parts of the State before a new ridge builds eastwards across the State from Saturday and into Sunday.
Barrallier Island Temperature Statistics View More
August Temperature
Cerberus (15km)
Lowest 2 August, 2026
2.3 °CAverage August
11.2 °CHighest 24 August, 2026
18 °C
Climate (2021–2026)
Cerberus (15km)
Average Low 2021–2026
10.2 °CAverage 2021–2026
14.6 °CAverage High 2021–2026
19.7 °C