What is the air quality trend in Lijun?

Over the past 7 days, Lijun had an average AQI of 71 based on station measurements. The worst day was 2026-07-16 with AQI 78.

How is Lijun air quality measured?

Air quality in Lijun 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 Lijun, China

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

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

Current AQI
Moderate CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

74h

PM2.5 Station

74h · 1 station

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-07-21	75	55–112	23.3 µg/m³	8h	1
2026-07-20	69	13–109	21.3 µg/m³	14h	1
2026-07-19	76	46–124	24.1 µg/m³	12h	1
2026-07-18	73	42–153	22.6 µg/m³	16h	1
2026-07-17	60	50–97	16.5 µg/m³	7h	1
2026-07-16	78	37–154	25.2 µg/m³	13h	1
2026-07-15	68	46–107	20.2 µg/m³	4h	1

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