Cold Wave Sweeps North India, Biting Cold & Dense Fog In Parts Of Delhi, Punjab, UP & More — PICS

A vegetable vendor walks during a cold and foggy morning, in New Delhi, Monday, Dec. 26, 2022. A cold wave swept through parts of Delhi on Monday and dense fog lowered visibility to 50 metres in some areas of the city, affecting road and rail traffic. (PTI Photo/Shahbaz Khan)

People walk along railway tracks during a cold and foggy morning, in New Delhi. The Safdarjung observatory, Delhi's primary weather station, logged a minimum temperature of 5 degrees Celsius -- three notches below normal. The maximum temperature is likely to settle around 19 degrees Celsius, the weather office said, as per PTI. (PTI Photo/Shahbaz Khan)

The maximum temperature at Safdarjung on Sunday had settled at 16.2 degrees Celsius, five notches below normal and the lowest so far this season. The mercury had dropped to 3 degrees Celsius in the Ridge area, 4.9 degrees below normal, making it the coldest place in the capital. (PTI Photo/Shahbaz Khan)

Dense to very dense fog prevailed in some parts of the National Capital Region, Haryana, Punjab, west Uttar Pradesh and north Rajasthan on Monday. (PTI Photo/Shahbaz Khan)

Fog and cold wave conditions in Punjab's Amritsar as minimum temperature recorded at 6.5 degrees Celcius today. Bathinda in Punjab and Bikaner in Rajasthan reported zero visibility, while it dropped to 50 metres and below at Ambala, Hisar, Patiala, Ganganagar, Churu and Bareilly. (ANI Photo)

Dense fog engulfs parts of Moradabad lowering visibility in many areas. As per IMD, Moradabad will witness a minimum temperature of 7°C & a maximum temperature of 18°C while dense fog will continue to persist today. (ANI Photo)

Foggy conditions will persist in these areas over the next few days, the India Meteorological Department (IMD) said. (PTI Photo/Shahbaz Khan)