Mornington Weather Forecast
- 11
- 16
Possible shower
- 10
- 16
Showers increasing
- 8
- 15
Possible shower
- 9
- 15
Shower or two
- 6
- 17
Partly cloudy
- 9
- 18
Showers increasing
- 9
- 14
Showers
Today 19 Aug Mornington Peninsula
Partly cloudy. Slight chance of a shower. Winds northerly 20 to 30 km/h.
Port Phillip Local Waters
- Wind
- Northerly 15 to 25 knots, reaching up to 30 knots in the late afternoon. Winds decreasing to 10 to 15 knots in the late evening.
- Seas
- 1 to 2 metres, decreasing to 1 metre later in the evening.
- Weather
- Partly cloudy. 50% chance of showers.
- Weather Situation
- A large high pressure system over the Tasman Sea is responsible for northerly winds across Victoria. A weak front will move across the state later today. A ridge of high pressure will become established over the north with further weak features passing to the south in a broad westerly flow. A high pressure system is expected to be centred over the state on the weekend.
Mornington Temperature Statistics View More
August Temperature
Cerberus (20km)
Lowest 2 August, 2026
2.3 °CAverage August
10.5 °CHighest 2 August, 2026
17.4 °C
Climate (2021–2026)
Cerberus (20km)
Average Low 2021–2026
10.2 °CAverage 2021–2026
14.6 °CAverage High 2021–2026
19.7 °C