The sudden rains also caused traffic jams in some parts of the city, including Moti Bagh, Laxmi Nagar, Samaypur Badali, and ITO, the traffic police said.
According to the MeT Department, Aaya Nagar Observatory recorded 3 mm rainfall and Safdarjung Observatory recorded 2 mm.
An official of the department said that the minimum temperature was recorded at 26.5 degree Celsius, two notches above the season's average.
"More rains are expected later in the day. The maximum temperature may hover around 30 degree Celsius," the official said.