New Delhi, Dec. 20 -- A cold wave swept Delhi on Sunday as it recorded the coldest morning of the season so far at 3.4 degrees Celsius, the India Meteorological Department (IMD) said.

On Saturday, the minimum temperature at the Safdarjung Observatory, which provides representative data for the city, had settled at 3.9 degrees Celsius.

"The observatory recorded a minimum of 3.4 degrees Celsius, five notches below the normal, on Sunday morning. The maximum temperature is likely to settle around 22 degrees Celsius," an IMD official said.

The mercury dipped to 3.3 degrees Celsius at Lodhi Road, as icy winds from snow-laden Western Himalayas barrelled through the city, the IMD said.

On Friday, the minimum temperature had plunged to 2.7 degre...