What is the air quality trend in New Delhi?

Over the past 9 days, New Delhi had an average AQI of 93 based on station measurements. The worst day was 2026-07-19 with AQI 134.

How is New Delhi air quality measured?

Air quality in New Delhi 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 New Delhi, India

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

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

Current AQI
Moderate Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

123h

PM2.5 Station

123h · 14 stations

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-08-07	80	43–122	25.8 µg/m³	19h	14
2026-08-06	81	55–128	26.3 µg/m³	19h	10
2026-08-05	101	80–132	35.3 µg/m³	3h	20
2026-07-24	99	78–121	34.4 µg/m³	8h	8
2026-07-23	90	53–169	32.8 µg/m³	20h	10
2026-07-22	70	53–95	21.2 µg/m³	22h	14
2026-07-21	74	42–119	23.1 µg/m³	10h	8
2026-07-20	109	75–160	40.1 µg/m³	11h	5
2026-07-19	134	88–165	52.8 µg/m³	11h	3

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