What is the air quality trend in Tiancheng?

Over the past 15 days, Tiancheng had an average AQI of 52 based on station measurements. The worst day was 2026-09-05 with AQI 80.

How is Tiancheng air quality measured?

Air quality in Tiancheng 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 Tiancheng, China

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

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

122

Current AQI
Unhealthy for sensitive groups Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

288h

PM2.5 Station

288h · 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	80	54–119	25.5 µg/m³	10h	3
2026-09-04	61	26–113	17.5 µg/m³	21h	3
2026-09-03	47	10–78	12.6 µg/m³	24h	3
2026-09-02	51	24–114	14.4 µg/m³	21h	4
2026-09-01	43	24–74	11.0 µg/m³	18h	3
2026-08-31	47	18–75	12.2 µg/m³	21h	3
2026-08-30	47	28–67	12.1 µg/m³	20h	4
2026-08-29	58	34–95	16.4 µg/m³	23h	4
2026-08-28	55	25–89	15.1 µg/m³	22h	3
2026-08-27	49	25–74	12.7 µg/m³	20h	3
2026-08-26	53	29–83	14.3 µg/m³	23h	4
2026-08-25	55	36–73	14.8 µg/m³	19h	3
2026-08-24	52	13–108	14.5 µg/m³	20h	3
2026-08-23	54	28–84	14.6 µg/m³	21h	3
2026-08-22	38	16–68	9.9 µg/m³	5h	1

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