What is the air quality trend in Picheng?

Over the past 7 days, Picheng had an average AQI of 64 based on station measurements. The worst day was 2026-05-23 with AQI 83.

How is Picheng air quality measured?

Air quality in Picheng 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 Picheng, China

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

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

Current AQI
Moderate CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

144h

PM2.5 Station

144h · 1 station

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-05-28	63	33–109	18.1 µg/m³	21h	1
2026-05-27	76	46–139	23.8 µg/m³	20h	1
2026-05-26	54	24–89	15.5 µg/m³	21h	1
2026-05-25	54	17–109	14.9 µg/m³	21h	1
2026-05-24	62	32–104	18.1 µg/m³	17h	1
2026-05-23	83	42–154	27.2 µg/m³	23h	1
2026-05-22	62	27–119	18.8 µg/m³	21h	1

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