Mumbai, Nov. 16 -- Air quality in Bandra Kurla Complex (BKC) deteriorated further on Saturday, with its Air Quality Index (AQI) climbing to 319, marking the second consecutive day in the 'very poor' category. On Friday, the business district had recorded an AQI of 302. According to the Central Pollution Control Board , BKC reported the worst pollution levels in the city, while the overall AQI stood at 155, falling under the 'moderate' category. Additionally, Navy Nagar and Deonar also recorded 'poor' air quality with 272 and 250 AQI, respectively. Of the 23 monitoring stations contributing to the city's average, 18 recorded 'moderate' AQI on Saturday. Only Colaba and Vasai West recorded 'satisfactory' levels with an AQI of 60 and 89, respectively. Meanwhile, the Santacruz observatory recorded a maximum temperature of 32.7degC and a minimum of 18degC on Saturday, the latter being 3.6degC below normal. Colaba logged 32.4degC during the day and 22.6degC at night. Over the coming week, daytime temperatures are expected to stay between 31degC and 33degC, with minimum temperatures ranging from 17degC to 20degC. AQI readings between 0-50 are regarded as good, 51-100 as satisfactory, 101-200 as moderate, 201-300 as poor, 301-400 as very poor, and figures above 400 are considered to be severe....