What is the air quality trend in Nilambūr?

Over the past 8 days, Nilambūr had an average AQI of 81 based on station measurements. The worst day was 2026-05-23 with AQI 118.

How is Nilambūr air quality measured?

Air quality in Nilambūr 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 Nilambūr, India

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

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

Current AQI
Good CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

123h

PM2.5 Station

123h · 1 station

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-05-30	55	34–68	15.4 µg/m³	3h	1
2026-05-29	57	5–109	16.6 µg/m³	20h	2
2026-05-28	60	9–137	19.1 µg/m³	14h	1
2026-05-27	91	3–302	39.6 µg/m³	18h	1
2026-05-26	85	14–176	33.8 µg/m³	18h	2
2026-05-25	73	3–183	27.0 µg/m³	19h	2
2026-05-24	116	4–500	60.5 µg/m³	18h	1
2026-05-23	118	9–406	64.1 µg/m³	13h	2

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