What is the air quality trend in Siliguri?

Over the past 3 days, Siliguri had an average AQI of 69 based on station measurements. The worst day was with AQI .

How is Siliguri air quality measured?

Air quality in Siliguri 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 Siliguri, India

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

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

Current AQI
Moderate

48 Hours 7 Days 14 Days 20 Days

PM2.5 Trend

48h · 12 stations

Daily Summary

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-04-11	76	71–81	23.9 µg/m³	19h	10
2026-04-10	68	64–72	20.0 µg/m³	24h	10
2026-04-09	64	63–64	18.1 µg/m³	5h	10

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