Koonya Ocean Beach Weather Forecast
- 9
- 18
Partly cloudy
- 10
- 18
Shower
- 11
- 18
Shower
- 12
- 19
Shower
- 12
- 19
Shower
- 12
- 18
Shower
- 12
- 18
Shower
Today 23 May Mornington Peninsula
Mostly sunny. Light winds.
Port Phillip Local Waters
- Wind
- Northeasterly about 10 knots.
- Seas
- Below 1 metre.
- Weather
- Mostly sunny.
Koonya Ocean Beach Temperature Statistics View More
May Temperature
Cerberus (37km)
Lowest 22 May, 2026
3.3 °CAverage May
13.4 °CHighest 1 May, 2026
27.8 °C
Climate (2021–Present)
Cerberus (37km)
Average Low 2021–2026
10.2 °CAverage 2021–2026
14.5 °CAverage High 2021–2026
19.6 °C