What is the air quality trend in Changzhi?

Over the past 15 days, Changzhi had an average AQI of 62 based on station measurements. The worst day was 2026-09-05 with AQI 94.

How is Changzhi air quality measured?

Air quality in Changzhi 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 Changzhi, China

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

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

Current AQI
Moderate CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

282h

PM2.5 Station

282h · 1 station

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-09-05	94	42–152	31.8 µg/m³	7h	1
2026-09-04	80	25–156	26.7 µg/m³	20h	1
2026-09-03	79	42–157	25.3 µg/m³	19h	1
2026-09-02	58	20–93	16.6 µg/m³	20h	1
2026-09-01	50	17–97	13.5 µg/m³	19h	1
2026-08-31	57	26–97	16.7 µg/m³	17h	1
2026-08-30	62	25–102	18.3 µg/m³	23h	1
2026-08-29	62	17–99	18.6 µg/m³	23h	1
2026-08-28	63	23–169	20.6 µg/m³	19h	1
2026-08-27	60	30–89	17.0 µg/m³	22h	1
2026-08-26	67	28–159	20.6 µg/m³	20h	1
2026-08-25	48	15–124	13.8 µg/m³	20h	1
2026-08-24	53	17–127	15.5 µg/m³	23h	1
2026-08-23	47	16–107	13.0 µg/m³	19h	1
2026-08-22	63	21–151	19.2 µg/m³	11h	1

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