Updated On: 22 December, 2025 09:59 AM IST | Anushree Gaikwad
Smog was visible over Mumbai on Monday, with dense haze seen from the Goregaon East Metro Station foot over bridge and stretching across the city skyline near the Western Express Highway at Vanrai Police Station. (PICS/ SATEJ SHINDE)

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The city recorded a minimum temperature of 20.3 degrees Celsius in Colaba, while Santacruz experienced a cooler 15.2 degrees Celsius, with no rainfall reported at either location
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This December, Mumbai’s PM2.5 levels exceeded national standards, with hotspots in BKC, Byculla, Andheri East, Deonar, Ghatkopar, Bandra East, Bhandup, and Malad, reports CAAQMS

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mid-day assessed data for PM2.5 concentrations in Mumbai`s air for the first two weeks of December
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Every day, the average concentration of PM2.5 was higher than 60 micrograms per cubic metre, ranging to an average of over 100 micrograms per cubic metre

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While the overall Air Quality Index (AQI) of Mumbai is noted to have improved this winter in comparison to 2023 and 2022, Mumbaikars have continued to experience the adverse impacts of bad air quality, leading to respiratory problems ranging from sore throat to respiratory infections, increased asthmatic symptoms, and fatigue
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