Portsea Surf Beach Weather Forecast
- 7
- 16
Partly cloudy
- 9
- 16
Windy
- 8
- 13
Shower
- 7
- 15
Shower
- 8
- 15
Shower
- 9
- 15
Shower
- 6
- 14
Partly cloudy
Today 12 Jul Mornington Peninsula
Partly cloudy. Winds northerly 15 to 25 km/h increasing to 20 to 30 km/h in the late evening.
Port Phillip Local Waters
- Wind
- Northerly about 10 knots increasing to 10 to 15 knots in the evening. Winds reaching up to 20 knots in the south in the late evening.
- Seas
- Below 1 metre.
- Weather
- Mostly clear.
- Weather Situation
- A ridge of high pressure over Victoria will contract to the northeast tonight. Northwesterly winds will strengthen on Sunday ahead of a cold front that is forecast to reach central waters in the afternoon. A broad westerly flow with embedded weak fronts will then become established for the rest of the week.
Portsea Surf Beach Temperature Statistics View More
July Temperature
Avalon Airport (39km)
Lowest 4 July, 2025
1.1 °CAverage July
9.8 °CHighest 5 July, 2025
17.8 °C
Climate (2020–Present)
Avalon Airport (39km)
Average Low 2020–2025
9.7 °CAverage 2020–2025
14.5 °CAverage High 2020–2025
20.4 °C