Mount Martha South Beach Weather Forecast
- 12
- 23
Partly cloudy
- 11
- 24
Partly cloudy
- 11
- 28
Partly cloudy
- 14
- 26
Mostly sunny
- 14
- 25
Shower or two
- 14
- 24
Shower or two
- 13
- 19
Showers
Today 20 Mar Mornington Peninsula
Partly cloudy, clearing to a mostly sunny afternoon. Light winds becoming southerly 15 to 20 km/h in the late afternoon then becoming light in the late evening.
Port Phillip Local Waters
- Wind
- East to southeasterly below 10 knots tending southerly 10 to 15 knots in the early afternoon then tending southeasterly in the late evening.
- Seas
- Below 1 metre.
- Weather
- Partly cloudy.
Mount Martha South Beach Temperature Statistics View More
March Temperature
Cerberus (18km)
Lowest 5 March, 2026
8.8 °CAverage March
17.5 °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