What is the air quality trend in Gangtok?

Over the past 14 days, Gangtok had an average AQI of 77 based on station measurements. The worst day was with AQI .

How is Gangtok air quality measured?

Air quality in Gangtok 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 Gangtok, India

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

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

48 Hours 7 Days 14 Days 20 Days

PM2.5 Trend

248h · 3 stations

Daily Summary

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-04-11	67	64–71	20.0 µg/m³	7h	2
2026-04-10	60	57–65	16.4 µg/m³	24h	3
2026-04-09	60	58–67	16.6 µg/m³	16h	3
2026-04-08	71	68–74	21.7 µg/m³	8h	4
2026-04-07	72	67–78	22.3 µg/m³	24h	4
2026-04-06	76	72–79	24.0 µg/m³	17h	4
2026-04-04	110	108–112	39.2 µg/m³	14h	4
2026-04-03	100	93–107	35.0 µg/m³	24h	4
2026-04-02	94	92–97	32.4 µg/m³	20h	4
2026-04-01	91	87–95	31.2 µg/m³	22h	4
2026-03-31	84	77–90	27.7 µg/m³	22h	4
2026-03-30	74	64–78	23.0 µg/m³	9h	4
2026-03-29	59	56–64	15.9 µg/m³	24h	4
2026-03-28	69	59–80	20.6 µg/m³	17h	4

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