South Beach Weather Forecast
- 10
- 23
Late shower or two
- 11
- 18
Rain
- 10
- 18
Shower or two
- 9
- 17
Shower or two
- 8
- 17
Showers
- 9
- 17
Possible shower
- 9
- 17
Shower or two
Today 16 May Mornington Peninsula
Mostly sunny day. Medium chance of showers this evening. Winds northeasterly 15 to 25 km/h turning northerly 20 to 30 km/h in the morning.
Western Port Local Waters
- Wind
- North to northeasterly about 10 knots increasing to 10 to 15 knots in the middle of the day then decreasing to below 10 knots in the evening.
- Seas
- Below 0.5 metres.
- Weather
- Mostly sunny day. 50% chance of showers this evening.
- Weather Situation
- A large high pressure system centred over the Tasman Sea drifts slowly away to the southeast today. A slow-moving trough moving over South Australia will gradually move across Victoria over the weekend. A new ridge extends over northern Victoria behind the trough, and is expected to dominate conditions for much of next week, although a weak cold front will cross Bass Strait on Monday or Tuesday.
South Beach Temperature Statistics View More
May Temperature
Cerberus (3km)
Lowest 11 May, 2026
3.5 °CAverage May
13.6 °CHighest 1 May, 2026
27.8 °C
Climate (2021–Present)
Cerberus (3km)
Average Low 2021–2026
10.2 °CAverage 2021–2026
14.5 °CAverage High 2021–2026
19.6 °C