What is the air quality trend in Bihārīganj?

Over the past 8 days, Bihārīganj had an average AQI of 73 based on station measurements. The worst day was 2026-05-27 with AQI 93.

How is Bihārīganj air quality measured?

Air quality in Bihārīganj 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 Bihārīganj, India

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

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

Current AQI
Good CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

133h

PM2.5 Station

133h · 3 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-05-30	62	45–83	17.7 µg/m³	4h	2
2026-05-29	49	18–76	13.2 µg/m³	18h	2
2026-05-28	56	14–128	17.4 µg/m³	18h	3
2026-05-27	93	22–193	35.1 µg/m³	19h	2
2026-05-26	73	2–493	39.6 µg/m³	19h	3
2026-05-25	76	15–174	27.1 µg/m³	19h	2
2026-05-24	84	3–226	34.4 µg/m³	21h	3
2026-05-23	91	8–197	39.9 µg/m³	15h	2

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