What is the air quality trend in Narayanganj?

Over the past 8 days, Narayanganj had an average AQI of 146 based on station measurements. The worst day was 2026-10-21 with AQI 160.

How is Narayanganj air quality measured?

Air quality in Narayanganj is measured by ground-level monitoring stations that report PM2.5 and PM10 concentrations hourly. CERNS.IO aggregates readings from nearby stations and converts PM2.5 to the US EPA Air Quality Index (AQI) scale.

Air Quality History for Narayanganj, Bangladesh

Name: Narayanganj Air Quality History
Creator: CERNS.IO
License: https://creativecommons.org/licenses/by/4.0/

Historical PM2.5 and AQI trend from monitoring stations near Narayanganj, Bangladesh.

160

Current AQI
Unhealthy Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

158h

PM2.5 Station

158h · 3 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-10-21	160	160–160	72.0 µg/m³	112.7	2h	3
2026-10-20	144	121–168	57.9 µg/m³	100.3	23h	3
2026-10-19	143	110–168	56.5 µg/m³	90.4	23h	3
2026-10-18	158	150–166	68.2 µg/m³	107.1	23h	4
2026-10-17	159	137–178	72.5 µg/m³	101.2	23h	4
2026-10-16	139	91–177	58.9 µg/m³	93.9	23h	3
2026-10-15	129	86–197	56.1 µg/m³	91.3	23h	3
2026-10-14	143	120–156	53.4 µg/m³	85.3	18h	4

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