India, Jan. 25 -- Fast winds on Saturday-a day after a three-year high single-day rainfall for January-, cleaned up the Capital's air, leading to a dramatic improvement in the air quality index (AQI), according to the Central Pollution Control Board's daily bulletin. The day's 24-hour average AQI was 192 ("moderate") at 4pm-recording almost a 100-point improvement from the AQI of 282 ("poor") recorded the day before.

The AQI continued to improve throughout Saturday, clocking a reading of 184 at 5pm, 165 at 8pm and 163 at 10pm.

This is also the first "moderate" air day since October 13, 2025, when the 24-hour AQI of the city was logged at 189.

The CPCB classifies an AQI of 51 to 100 as "satisfactory", 101 to 200 as "moderate", 201 to 30...