What is the air quality trend in Yunjin?

Over the past 14 days, Yunjin had an average AQI of 61 based on station measurements. The worst day was 2026-05-23 with AQI 76.

How is Yunjin air quality measured?

Air quality in Yunjin 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 Yunjin, China

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

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

Current AQI
Good CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

330h

PM2.5 Station

330h · 5 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	36–90	19.2 µg/m³	24h	5
2026-05-28	63	54–76	18.0 µg/m³	24h	5
2026-05-27	67	52–97	19.6 µg/m³	24h	5
2026-05-26	57	34–84	15.8 µg/m³	24h	5
2026-05-25	54	35–87	14.6 µg/m³	24h	5
2026-05-24	60	33–102	17.1 µg/m³	24h	5
2026-05-23	76	53–137	24.0 µg/m³	24h	5
2026-05-22	64	36–94	18.7 µg/m³	24h	5
2026-05-21	65	28–128	19.3 µg/m³	24h	5
2026-05-20	62	38–90	17.5 µg/m³	24h	5
2026-05-19	56	32–94	15.3 µg/m³	24h	5
2026-05-18	54	22–71	14.3 µg/m³	24h	4
2026-05-17	57	28–80	15.7 µg/m³	22h	5
2026-05-16	60	36–96	16.8 µg/m³	20h	5

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