According to the System of Air Quality and Weather Forecasting And Research (SAFAR), Delhi's overall Air Quality Index (AQI) was at 369 in the morning.
The minimum temperature in Delhi fell to 3.2 degrees Celsius on Monday, five degrees below normal for this time of year. The minimum temperature is expected to rise to six to seven degrees Celsius beginning Wednesday.
Delhi witnessed the season's coldest morning on Sunday with the city recording a minimum temperature of 4.6 degrees Celsius, according to the weather department.