What is the air quality trend in Chilmāri?

Over the past 5 days, Chilmāri had an average AQI of 113 based on station measurements. The worst day was 2026-08-29 with AQI 154.

How is Chilmāri air quality measured?

Air quality in Chilmāri 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 Chilmāri, Bangladesh

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

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

Current AQI
Moderate CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

45h

PM2.5 Station

45h · 1 station

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-09-05	114	98–123	40.8 µg/m³	26.4	12h	1
2026-09-04	94	68–124	32.2 µg/m³	38.2	19h	1
2026-09-03	82	80–83	26.9 µg/m³	45.8	3h	1
2026-08-30	123	87–154	44.9 µg/m³	51.8	7h	1
2026-08-29	154	152–155	60.7 µg/m³	68.5	4h	1

Back to Chilmāri Air Quality