South Beach Weather Forecast
- 12
- 21
Showers
- 10
- 18
Partly cloudy
- 10
- 24
Possible shower
- 13
- 19
Shower or two
- 11
- 19
Partly cloudy
- 11
- 19
Partly cloudy
- 11
- 26
Sunny
Today 6 Dec Mornington Peninsula
Partly cloudy. High chance of showers, most likely in the morning and afternoon. The chance of a thunderstorm in the afternoon and early evening. Winds west to northwesterly 15 to 20 km/h tending west to southwesterly 30 to 45 km/h in the afternoon.
Western Port Local Waters
- Wind
- Westerly about 10 knots increasing to 15 to 20 knots in the early afternoon. Winds reaching up to 30 knots west of Sandy Point in the evening. Squalls possible.
- Seas
- Below 1 metre, increasing to 1 to 2 metres west of Sandy Point during the afternoon.
- Weather
- Partly cloudy. 80% chance of showers. The chance of a thunderstorm in the afternoon and early evening.
South Beach Temperature Statistics View More
December Temperature
Cerberus (3km)
Lowest 3 December, 2025
6 °CAverage December
16.3 °CHighest 4 December, 2025
34 °C
Climate (2020–Present)
Cerberus (3km)
Average Low 2020–2025
10.1 °CAverage 2020–2025
14.5 °CAverage High 2020–2025
19.5 °C