Mount Martha South Beach Weather Forecast
- 11
- 26
Partly cloudy
- 14
- 21
Showers increasing
- 14
- 22
Shower or two
- 11
- 24
Partly cloudy
- 13
- 23
Partly cloudy
- 12
- 24
Partly cloudy
- 14
- 23
Cloudy
Today 15 Mar Mornington Peninsula
Cloudy. Slight chance of a shower. Winds southerly 15 to 25 km/h turning southeasterly 15 to 20 km/h in the evening.
Port Phillip Local Waters
- Wind
- South to southeasterly 10 to 15 knots decreasing to about 10 knots in the late evening.
- Seas
- Below 1 metre.
- Weather
- Cloudy.
- Weather Situation
- A broad trough of low pressure will extend over western Victoria this evening, then slowly move over the state through Monday before contracting to the far east during Tuesday. Another high will develop over the Bight during Tuesday and extend a ridge over southern Victoria by Tuesday evening. This ridge is expected to continue over southern Victoria through Wednesday and Thursday, with a trough to persist about the far east of the state.
Mount Martha South Beach Temperature Statistics View More
March Temperature
Cerberus (18km)
Lowest 5 March, 2026
8.8 °CAverage March
17.7 °CHighest 1 March, 2026
30.1 °C
Climate (2021–Present)
Cerberus (18km)
Average Low 2021–2026
10.2 °CAverage 2021–2026
14.5 °CAverage High 2021–2026
19.6 °C