Barrallier Island Weather Forecast
- 9
- 25
Partly cloudy
- 13
- 21
Partly cloudy
- 10
- 23
Mostly sunny
- 12
- 20
Showers
- 7
- 16
Showers
- 8
- 15
Possible shower
- 7
- 19
Mostly sunny
Today 9 Oct Mornington Peninsula
Partly cloudy. Slight chance of a shower later this evening. Winds northerly 25 to 40 km/h decreasing to 15 to 25 km/h in the late evening.
Western Port Local Waters
- Wind
- North to northeasterly 10 to 15 knots decreasing to about 10 knots in the late evening.
- Seas
- Below 1 metre.
- Weather
- Partly cloudy.
- Weather Situation
- A cold front will move over western districts this evening, clearing the east of the State Saturday morning. A ridge of high pressure drifts over Victoria following this front before another cold front crosses on Monday leaving a cool southwesterly airstream in its wake, which is expected to persist until mid week.
Barrallier Island Temperature Statistics View More
October Temperature
Cerberus (15 km)
Lowest 6 October, 2026
7.2 °CAverage October
12.8 °CHighest 1 October, 2026
20.9 °C
Climate (2021–2026)
Cerberus (15 km)
Average Low 2021–2026
10.2 °CAverage 2021–2026
14.6 °CAverage High 2021–2026
19.7 °C