This year, there were four days with an AQI between 300 and 400 (very poor) and 10 days with an AQI between 200 and 300 (poor). Until February 28, there were 14 days with an AQI below 200 (moderate)., Delhi News, Times Now
Airlines informed passengers that flight schedules at the Delhi Airport might be impacted due to adverse weather conditions caused by dense fog which covered the national capital on Sunday.
Delhi's air quality index on 2023's last day was recorded in the 'severe' category. Forecasts indicated that the toxic circumstances would probably last for at least three more days.