Minimum temperature settles notch above normal at 8.3 degrees Celsius in Delhi
An AQI between zero and 50 is considered 'good', 51 and 100 'satisfactory', 101 and 200 'moderate', 201 and 300 'poor', 301 and 400 'very poor', and 401 and 500 'severe'.
The Air Quality Index (AQI) was in the 'very poor' category with a reading of 346 at 6.30 am, according to Central Pollution Control Board data. (Image credit: ANI)