Delhi's air quality was recorded in the poor category on Friday morning, while central government agencies said it is likely to improve

New Delhi: Delhi's air quality was recorded in the poor category on Friday morning, while central government agencies said it is likely to improve marginally due to favourable wind speed.

The city's air quality index was 292 at 10 am. Its 24-hour average AQI was 283 on Thursday, 211 on Wednesday and 171 on Tuesday.

Delhi's air quality

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 central government's Air Quality Early Warning System for Delhi said Delhi-NCR air quality is likely to improve and remain in the poor category on Friday and in the poor to moderate category on Saturday.

The minimum temperature settled at 7.5 degrees Celsius on Friday the lowest in the month of November in at least 14 years, according to IMD.

Delhi

The IMD said the minimum temperature in Delhi will drop to 7 degrees Celsius by Monday, as cold winds have started blowing from hilly regions, which have witnessed a fresh bout of snowfall.

The minimum temperature this month, barring on November 16, has remained 2-3 degree Celsius below normal in the absence of a cloud cover, according to IMD officials.