New Delhi, Jan. 25 -- Strong northwesterly winds, driven by fresh snowfall in the upper Himalayas, swept through Delhi on Sunday, improving air quality but intensifying cold conditions as minimum temperatures dipped.
At noon, Delhi's air quality index (AQI) plunged to 149 while remaining in the moderate category, improving marginally from the previous day's readings of 192, according to data from the Central Pollution Control Board (CPCB). Sunday's values were the lowest the city has witnessed in January in the last 4 years. AQI readings had dropped to 69 on January 9, 2022.
Frosty winds also dipped the minimum temperature in Delhi, returning bone-chilling cold conditions across the city as mercury plunged to 6.6 degrees Celsius on Sunday...