Melburnians should make the most of this weekend's summery conditions, which could be the warm weather's last hurrah before cold and rain bring a return to normal autumn conditions next week.

After an abnormally warm March, with day and overnight temperatures well above normal, grey skies will descend on the city on Monday.

Stormy clouds gather over Melbourne on Thursday morning, ushering a cool change after a hot night. Credit:Justin McManus

Melburnians would have felt the autumn chill heading to work on Friday morning after a week of sticky, unseasonably warm evenings.

As a cold front moved through the state on Thursday, the warm made way for rain, strong winds and cooler temperatures.