What is the air quality trend in Cuddalore?

Over the past 8 days, Cuddalore had an average AQI of 65 based on station measurements. The worst day was 2026-06-03 with AQI 94.

How is Cuddalore air quality measured?

Air quality in Cuddalore 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 Cuddalore, India

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

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

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

117h

PM2.5 Station

117h · 1 station

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-06-08	51	11–129	15.5 µg/m³	12h	2
2026-06-07	90	23–153	31.0 µg/m³	16h	1
2026-06-06	69	10–155	22.1 µg/m³	17h	2
2026-06-05	83	30–160	28.6 µg/m³	16h	2
2026-06-04	56	2–110	17.4 µg/m³	18h	1
2026-06-03	94	15–214	38.8 µg/m³	17h	1
2026-06-02	71	9–170	24.5 µg/m³	19h	1
2026-06-01	12	11–13	2.9 µg/m³	2h	1

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