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Air Quality History for Kolkata, India

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

74
Current AQI
Moderate Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

226h

PM2.5 Station

226h · 90 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg Hours Stations
2026-08-08 73 73–73 22.6 µg/m³ 2h 88
2026-08-07 78 73–86 24.8 µg/m³ 24h 93
2026-08-06 94 87–101 32.5 µg/m³ 22h 84
2026-08-05 90 86–111 30.6 µg/m³ 21h 82
2026-08-04 97 89–103 33.8 µg/m³ 24h 98
2026-08-03 98 73–103 34.2 µg/m³ 23h 81
2026-08-02 89 65–125 29.7 µg/m³ 15h 7
2026-08-01 80 71–94 25.9 µg/m³ 15h 64
2026-07-31 83 64–160 27.7 µg/m³ 18h 58
2026-07-30 79 59–101 25.2 µg/m³ 11h 9
2026-07-29 74 64–87 22.8 µg/m³ 8h 2
2026-07-28 70 62–76 20.9 µg/m³ 7h 2
2026-07-27 73 61–82 22.4 µg/m³ 7h 1
2026-07-26 72 66–78 22.1 µg/m³ 16h 71
2026-07-25 78 57–94 25.1 µg/m³ 13h 39
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