What is the air quality trend in Jiyuan?

Over the past 8 days, Jiyuan had an average AQI of 60 based on station measurements. The worst day was 2026-07-20 with AQI 72.

How is Jiyuan air quality measured?

Air quality in Jiyuan 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 Jiyuan, China

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

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

Current AQI
Moderate CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

165h

PM2.5 Station

165h · 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	68	33–92	20.3 µg/m³	20h	4
2026-07-20	72	45–100	22.1 µg/m³	23h	4
2026-07-19	67	23–84	20.4 µg/m³	24h	4
2026-07-18	68	38–122	20.1 µg/m³	24h	4
2026-07-17	56	37–87	14.8 µg/m³	24h	3
2026-07-16	62	35–89	17.8 µg/m³	24h	3
2026-07-15	54	28–91	14.8 µg/m³	23h	4
2026-07-14	36	28–46	8.6 µg/m³	3h	3

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