A dust storm, with winds gusting up to 70 kmph, hit Delhi on Saturday evening, bringing some relief from the searing heat.
The weatherman said light rain was witnessed in many areas.
Flight operations from the Indira Gandhi International Airport were suspended and 18 planes diverted.
The dust storm pushed the temperature down by a few notches on what was a sultry day. The city recorded a high of 40.5 degrees Celsius and a low of 30 degrees Celsius, according to the Met Department.
The humidity levels were recorded at 71%.