What is the air quality trend in Chengyang?

Over the past 8 days, Chengyang had an average AQI of 69 based on station measurements. The worst day was 2026-06-02 with AQI 88.

How is Chengyang air quality measured?

Air quality in Chengyang 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 Chengyang, China

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

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

Current AQI
Moderate Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

165h

PM2.5 Station

165h · 2 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-06-09	75	44–104	23.8 µg/m³	5h	3
2026-06-08	58	32–85	16.1 µg/m³	24h	3
2026-06-07	58	38–90	15.9 µg/m³	23h	3
2026-06-06	64	28–102	18.7 µg/m³	23h	3
2026-06-05	66	45–87	19.6 µg/m³	24h	3
2026-06-04	67	45–99	19.8 µg/m³	24h	3
2026-06-03	77	42–116	24.3 µg/m³	24h	2
2026-06-02	88	50–152	29.6 µg/m³	18h	3

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