As per the CPCB, an Air Quality Index (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'
On the weather front, the minimum temperature settled at 8.2 degrees Celsius, 0.4 notch below the season's average, and the maximum temperature is likely to hover around 24 degrees Celsius
In light of the deteriorating air quality in the national capital, the Delhi Directorate of Education on Saturday directed all schools to conduct classes for students up to Class IX and XI in a hybrid mode

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