SmogRank / World / India / Rajasthan / September 2025
Most people breathing unhealthy air in Rajasthan, India, September 2025
4 cities in Rajasthan, India measured at 2 or more places, ranked by how many people breathed unhealthy air on an average day over the 30 days. The most people breathing unhealthy air: Jaipur, India, about 711K on an average day. A city needs measurements on 70% of the days to be ranked.
About 790K people in these 4 cities breathed unhealthy air on an average day of September 2025.
Ranked by people: each city's population times its share of unhealthy days, those with a daily mean over 35.4 µg/m³ (US AQI 101+). That is how many people living there breathed unhealthy air on an average day. Only cities measured at 2 or more places at least 3 km apart are ranked: one monitor shouldn't speak for a whole city. Population is the city itself, not its wider metro area.
The US EPA's Air Quality Index for PM2.5 (2024 breakpoints). Show values as: µg/m³ · US AQI · India AQI · China AQI · European AQI · UK DAQI · Canada AQHI+. About the scales
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SmogRank, most polluted cities in Rajasthan, India, by people breathing unhealthy air, PM2.5, September 2025, smogrank.com/in/region/rajasthan/history/2025-09?by=people (accessed 7 Oct 2026).
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