Min temperature settles at 7.9 degree C in Delhi
According to the data by Central Pollution Control Board (CPCB), the 24-hour average Air Quality Index (AQI) stood at 328 (very poor category) on Sunday.

According to the data by Central Pollution Control Board (CPCB), the 24-hour average Air Quality Index (AQI) stood at 328 (very poor category) on Sunday.
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 relative humidity at 5.30 pm was 53 per cent, the IMD bulletin said.
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