India, Oct. 19 -- A warm, humid morning and hazy skies made for an uncomfortable Sunday in Mumbai, with minimum temperatures above normal and air quality slipping further. The lack of winds allowed pollutants to linger in the air, pushing the city's average air quality index (AQI) to 127, in the moderate category.

The India Meteorological Department (IMD) attributed the rise in minimum temperatures and humidity to moist easterly winds prevailing over the region. Sushma Nair, senior scientist at the Regional Meteorological Centre, IMD Mumbai, said the winds had been bringing in dry air from the north last week, but were now carrying moisture.

"Unlike the previous week, when easterly winds were bringing in dry winds from the north into th...