Many areas of Delhi received heavy rains and hail, leading to waterlogging and the traffic being thrown out of gear at major intersections.
The National Capital Region was plunged into darkness in the morning. Rainfall overnight and more rain in the morning inconvenienced office-goers.
In Jammu and Kashmir, a 12-year-old girl was among the two persons who died after an avalanche struck a mountain village in Ramban district, officials said, adding that two women were reportedly missing.
Rains lashed the plains while higher reaches of Kashmir witnessed fresh snowfall for the second day in the Valley.
The Jammu-Srinagar national highway -- the only all-weather road linking Kashmir with the rest of the country -- after an avalanche blocked both tubes of the Jawahar tunnel on the Qazigund side at 4.25 am, police said.
Shimla and other tourist places in Himachal Pradesh like Manali, Kufri and Narkanda received heavy snowfall since the early hours of the day, said Manmohan Singh, director, Meteorological Centre, Shimla.
Cold-wave conditions intensified across the state as widespread rain and snowfall occurred during the past 24 hours.
Light-to-moderate rain and snowfall are expected at some places on Wednesday as well, the meteorological department said.
In Rajasthan, western disturbances triggered rains in parts of the state. Alwar received the maximum rain at 14.1 mm, while Barmer was hit by a hailstorm on Monday night.