Sullivan Bay Weather Forecast
- 10
- 17
Shower
- 10
- 15
Rain
- 10
- 15
Partly cloudy
- 8
- 15
Partly cloudy
- 9
- 16
Partly cloudy
- 9
- 16
Shower
- 9
- 15
Cloudy
Today 24 Aug Mornington Peninsula
Partly cloudy. Medium chance of showers at night. Winds northerly 25 to 35 km/h becoming light in the late evening.
Port Phillip Local Waters
- Wind
- Northerly 15 to 20 knots turning east to northeasterly below 10 knots in the evening.
- Seas
- Around 1 metre.
- Weather
- Partly cloudy. 60% chance of showers.
Sullivan Bay Temperature Statistics View More
August Temperature
Cerberus (36km)
Lowest 2 August, 2026
2.3 °CAverage August
10.9 °CHighest 2 August, 2026
17.4 °C
Climate (2021–2026)
Cerberus (36km)
Average Low 2021–2026
10.2 °CAverage 2021–2026
14.6 °CAverage High 2021–2026
19.7 °C