What is the air quality trend in Siwāni?

Over the past 2 days, Siwāni had an average AQI of 77 based on station measurements. The worst day was 2026-05-27 with AQI 85.

How is Siwāni air quality measured?

Air quality in Siwāni 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 Siwāni, India

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

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

108

Current AQI
Unhealthy for sensitive groups CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

13h

PM2.5 Station

13h · 1 station

Temperature GFS model

8pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-05-28	69	39–132	21.3 µg/m³	5h	1
2026-05-27	85	9–181	35.1 µg/m³	8h	1

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