Koonya Ocean Beach Weather Forecast
- 12
- 16
Shower
- 13
- 19
Shower
- 14
- 20
Cloudy
- 14
- 23
Partly cloudy
- 17
- 26
Partly cloudy
- 19
- 24
Shower
- 15
- 23
Partly cloudy
Today 27 Mar Mornington Peninsula
Cloudy. Slight chance of a shower. Winds southerly 25 to 35 km/h.
Port Phillip Local Waters
- Wind
- Southerly 15 to 25 knots.
- Seas
- 1.5 metres, increasing to 1.5 to 2 metres in the north.
- Weather
- Cloudy. 50% chance of showers.
- Weather Situation
- A vigorous southerly airstream over Victorian coastal waters will ease tonight as a low pressure system off the south coast of NSW coast moves east. A high pressure system south of the Bight will approach western Bass Strait on Saturday before moving over Victoria later on Sunday. Winds will tend northerly on Monday and continue on Tuesday as the high moves eastwards across the Tasman Sea.
Koonya Ocean Beach Temperature Statistics View More
March Temperature
Cerberus (37km)
Lowest 5 March, 2026
8.8 °CAverage March
17.8 °CHighest 22 March, 2026
30.8 °C
Climate (2021–Present)
Cerberus (37km)
Average Low 2021–2026
10.2 °CAverage 2021–2026
14.5 °CAverage High 2021–2026
19.6 °C