New Delhi, Feb. 23 -- Delhi on Saturday recorded its fourth consecutive day of "moderate" air quality. The 24-hour average air quality index (AQI) of Delhi was 155 at 4pm, according to the Central Pollution Control Board's daily bulletin, a steady improvement from Wednesday's 180 AQI (moderate), which had improved to 160 on Thursday and 158 on Friday.
Before this a three-day streak of moderate air quality was recorded from February 13-15 .
Forecasts by the Air Quality Early Warning System suggest that AQI will stay in the moderate category for few days.
Meanwhile, the minimum temperature rose marginally to 12.5 degrees Celsius (degC), 0.7degC above the normal and a 0.2degC increase from the day before. The maximum for the day was recorde...