Fog enveloped the capital for the second day on Thursday, reducing visibility below 50 metres in the morning hours and affecting air and rail traffic even as the mercury plummeted below five degree Celsius.
The minimum temperature was recorded at 4.8 degree Celsius, two degrees below normal and down from the previous day's 5.6 degrees. The maximum was recorded at 15.5 degree Celsius on Wednesday, five degrees below normal.
Fog descended on the capital early this morning delaying around ten flights. The normal visibility dropped below 50 metres. The fog cover lifted at around 10 am.
Several trains were also running behind schedule due to fog in north India.
Blinding fog in the morning hours yesterday, the first spell this year, had troubled Delhiites who experienced another chilly day.
The Weatherman has predicted a foggy morning on Friday with temperature oscillating between four and 18 degree Celsius.