What is the air quality trend in Tangjiazhuang?

Over the past 15 days, Tangjiazhuang had an average AQI of 65 based on station measurements. The worst day was 2026-05-15 with AQI 88.

How is Tangjiazhuang air quality measured?

Air quality in Tangjiazhuang 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 Tangjiazhuang, China

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

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

Current AQI
Moderate Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

329h

PM2.5 Station

329h · 3 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-05-29	65	48–95	18.9 µg/m³	18h	3
2026-05-28	59	42–85	16.4 µg/m³	24h	3
2026-05-27	68	48–94	20.0 µg/m³	24h	3
2026-05-26	54	28–81	14.5 µg/m³	24h	3
2026-05-25	53	25–78	14.4 µg/m³	23h	3
2026-05-24	65	38–117	18.9 µg/m³	24h	3
2026-05-23	77	48–109	24.5 µg/m³	24h	3
2026-05-22	68	48–94	20.2 µg/m³	24h	3
2026-05-21	72	42–110	22.3 µg/m³	24h	2
2026-05-20	60	35–94	16.8 µg/m³	24h	3
2026-05-19	58	21–84	16.1 µg/m³	24h	3
2026-05-18	56	17–91	15.5 µg/m³	24h	3
2026-05-17	60	41–94	16.4 µg/m³	22h	4
2026-05-16	76	40–137	24.0 µg/m³	22h	3
2026-05-15	88	73–106	29.5 µg/m³	4h	4

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