Air quality very poor in city; IIT Delhi records highest AQI of 428

Delhi's air quality was recorded in the 'very poor' category on Sunday morning, with an Air Quality Index of 350, according to the Sameer app.

Of the 54 monitoring stations, 47 recorded 'very poor' air quality, while seven were in the 'severe' category. IIT Delhi recorded the highest Air Quality Index (AQI) at 428, followed by ITO at 414.

Delhi recorded a minimum temperature of 18.6 degrees Celsius on Sunday, which was 5.1 notches below the season's average, according to the India Meteorological Department (IMD).

The weather department has predicted a cloudy sky with light rain or drizzle, with the maximum temperature expected to reach 27 degrees Celsius.

Relative humidity was recorded at 91 per cent at 8.30 am.

According to the CPCB, an AQI between zero and 50 is considered 'good', 51 to 100 'satisfactory', 101 to 200 'moderate', 201 to 300 'poor', 301 to 400 'very poor', and 401 to 500 'severe'.