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Air Quality History for Kolkata, India

Historical PM2.5 and AQI trend from monitoring stations near Kolkata, India.

103
Current AQI
Unhealthy for sensitive groups Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

330h

PM2.5 Station

330h · 96 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg Hours Stations
2026-09-05 94 88–104 32.3 µg/m³ 18h 95
2026-09-04 95 90–102 32.8 µg/m³ 24h 96
2026-09-03 109 100–114 38.9 µg/m³ 24h 95
2026-09-02 132 112–198 61.0 µg/m³ 22h 63
2026-09-01 116 75–178 46.6 µg/m³ 23h 34
2026-08-31 76 70–82 24.1 µg/m³ 24h 87
2026-08-30 74 70–81 23.0 µg/m³ 24h 90
2026-08-29 89 82–97 30.3 µg/m³ 24h 97
2026-08-28 106 96–119 37.6 µg/m³ 24h 98
2026-08-27 111 90–156 39.8 µg/m³ 24h 94
2026-08-26 87 83–89 29.2 µg/m³ 24h 100
2026-08-25 93 70–132 31.3 µg/m³ 22h 61
2026-08-24 74 70–77 22.8 µg/m³ 24h 88
2026-08-23 74 70–87 23.3 µg/m³ 24h 91
2026-08-22 94 90–98 32.4 µg/m³ 5h 98
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