A series of cold fronts bringing rain and gusty winds are set to end Melbourne's burst of unseasonably warm and dry weather.

Bureau of Meteorology senior forecaster Tom Delamotte said Melbourne could expect showers of between 1-3 millimetres through Friday and a possible thunderstorm bringing isolated gusts of up to 80km/h.

He said the colder air would move in from Sunday.

A series of cold fronts are moving through Victoria Credit:Bureau of Meteorology

Melburnians can expect a Sunday high of about 15 degrees, with temperatures dropping to a chilly 12 degrees on Wednesday.