India, Oct. 31 -- Overnight rain brought significant relief from air pollution in Gautam Budh Nagar on Friday, with the air quality index (AQI) in both Noida and Greater Noida dropping to the "satisfactory" category from "poor" a day earlier. The showers also brought down the temperature, with further reduction expected over the weekend.

According to an official bulletin, at 2pm Noida recorded an AQI of 53, and Greater Noida registered 52, both in the "satisfactory" category. This comes as a relief after days of "poor" and "moderate" AQI.

Noida's AQI stood at 164 (moderate) on October 27, rose to 246 (poor) on October 28, and dipped slightly to 222 (poor) on October 29. Greater Noida recorded an AQI of 82 (satisfactory) on October 27, f...