What is the air quality trend in Sayan?

Over the past 8 days, Sayan had an average AQI of 86 based on station measurements. The worst day was 2026-05-24 with AQI 99.

How is Sayan air quality measured?

Air quality in Sayan 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 Sayan, India

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

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

131

Current AQI
Unhealthy for sensitive groups Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

151h

PM2.5 Station

151h · 3 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-05-29	89	38–145	29.5 µg/m³	82.8	17h	3
2026-05-28	86	13–168	30.3 µg/m³	58.9	14h	2
2026-05-27	89	15–188	33.4 µg/m³	53.5	21h	2
2026-05-26	97	52–169	34.4 µg/m³	55.8	24h	3
2026-05-25	88	40–177	31.9 µg/m³	48.9	24h	3
2026-05-24	99	44–282	39.0 µg/m³	32.8	24h	3
2026-05-23	80	45–167	27.0 µg/m³	32.4	24h	3
2026-05-22	64	50–88	18.2 µg/m³	35.8	3h	4

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