Streets were waterlogged near the Civic Centre at Minto Road and also in Civil Lines area where various cars were seen half-submerged in water.
Police have advised people to use the navigation app 'Mapmyindia' to get around the city till the restrictions are in place.
The decision to take to the streets and demonstrate support for beleaguered former PM Manmohan Singh could be a turning point for the Congress.
Seventy two years ago, a newly independent India ventured to hold the the first Asian Games in Delhi with meager resources.