Dense fog enveloped Aligarh city of Uttar Pradesh on January 18.
It led to low visibility at various locations.
Similar situation of fog was observed in Bihar's Muzaffarpur today.
A thick blanket of dense fog also engulfed Punjab's Ludhiana.
Locals were seen keeping themselves warm near the bonfire amid chilly winter season.
The city recorded a minimum temperature of 8 degrees celsius, as per India Meteorological Department (IMD).