With the lowest temperature of the season, Mumbai experienced a chill in the air when it woke up on Tuesday morning. Mumbai's minimum temperature in winter fell below 15 degrees Celsius for the first time, with 14.8 degrees recorded at the India Meteorological Department's (IMD) Santacruz observatory. Because of the inflow of northerly breezes, meteorologists predict that the city will have a lovely week ahead of it. The city is enjoying nice weather since there are elements of a northerly wind in the atmosphere, according to Sunil Kamble, Director of IMD Mumbai. The minimum temperature will stay in the present range of about 17 degrees Celsius for a few days, while the maximum temperature will stay around 32 degrees Celsius.
As a result of people setting off firecrackers all day on Monday, the city's air quality declined, with the overall AQI reaching 130 on Tuesday morning. Deonar reported "extremely poor" air quality on Tuesday at 335. By contrast, a number of areas have Air Quality Index (AQI) values in the double digits, with Borivali East (71), Colaba (80), Vile Parle (81), and Powai (88) having the best air quality.
The Central Pollution Control Board reported moderate air quality at Bandra station, with an AQI of 175. With an AQI of 180, Malad West station also registered moderate air quality. With an AQI of 95, Borivali East station had the best air quality in the acceptable category. The Chakala-Andheri East station's AQI of 279 places it in the bad range. Worli station recorded an AQI of 177, which is in the moderate range. The worst air quality was observed at Mazgaon station, where the AQI was 283 in the bad range. The Brihanmumbai Municipal Corporation (BMC) released its Environment Status Report (ESR) for 2022–2023 and found that the suburban districts of Mumbai have worse air quality than the island city.
The terms PM2.5 and PM10 denote suspended particulate matter, which have dimensions of 2.5 and 10 micrometers, respectively. The burning of wood, diesel fuel, oil, or gasoline releases pollutants that contribute significantly to PM2.5 pollution in the outdoor air. PM10 also consists of dust from open spaces carried by the wind, pollen, and pieces of bacteria, as well as particles from industrial sources, landfills, and building sites.