What is the air quality trend in Xuchang?

Over the past 8 days, Xuchang had an average AQI of 122 based on station measurements. The worst day was 2026-05-21 with AQI 500.

How is Xuchang air quality measured?

Air quality in Xuchang 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 Xuchang, China

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

Historical PM2.5 and AQI trend from monitoring stations near Xuchang, China.

105

Current AQI
Unhealthy for sensitive groups Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

156h

PM2.5 Station

156h · 2 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-05-28	72	46–109	22.0 µg/m³	20h	2
2026-05-27	79	45–154	25.4 µg/m³	22h	2
2026-05-26	68	42–129	20.2 µg/m³	22h	3
2026-05-25	64	27–168	19.8 µg/m³	24h	3
2026-05-24	59	23–146	17.0 µg/m³	22h	3
2026-05-23	65	20–120	19.4 µg/m³	23h	3
2026-05-22	75	39–171	25.1 µg/m³	22h	3
2026-05-21	500	500–500	571.5 µg/m³	1h	2

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