It was a foggy morning in Delhi Wednesday, India Meteorological Department said.
Visibility dipped to 200 metres at 8.30 a.m.
Minimum temperature early Wednesday was recorded three notches above average at 10.2 degrees Celsius.
At least 22 trains coming to the national capital were running late due to fog, according to Northern Railway.
Maximum temperature during the day is expected to be around 22 degrees Celsius.
Humidity was 100 percent at 8.30 a.m.
Tuesday's maximum temperature was 22.1 degrees Celsius, a notch above the season's average while the minimum temperature was recorded at 8 degrees Celsius, one notch above the season's average.