What is the air quality trend in Hisar?

Over the past 8 days, Hisar had an average AQI of 79 based on station measurements. The worst day was 2026-05-21 with AQI 118.

How is Hisar air quality measured?

Air quality in Hisar 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 Hisar, India

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

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

191

Current AQI
Unhealthy CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

103h

PM2.5 Station

103h · 1 station

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-05-28	68	24–159	24.1 µg/m³	6h	2
2026-05-27	61	10–170	21.2 µg/m³	15h	1
2026-05-26	103	5–500	69.2 µg/m³	17h	1
2026-05-25	77	12–304	40.5 µg/m³	14h	1
2026-05-24	75	8–195	31.6 µg/m³	14h	1
2026-05-23	70	12–189	31.4 µg/m³	19h	1
2026-05-22	61	15–193	25.4 µg/m³	16h	1
2026-05-21	118	85–151	41.9 µg/m³	2h	1

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