What is the air quality trend in Yanzhou?

Over the past 14 days, Yanzhou had an average AQI of 64 based on station measurements. The worst day was 2026-05-21 with AQI 77.

How is Yanzhou air quality measured?

Air quality in Yanzhou 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 Yanzhou, China

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

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

Current AQI
Moderate Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

331h

PM2.5 Station

331h · 12 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-05-29	69	58–100	20.8 µg/m³	24h	11
2026-05-28	63	40–76	18.0 µg/m³	24h	11
2026-05-27	71	56–88	21.9 µg/m³	24h	12
2026-05-26	57	35–71	15.5 µg/m³	24h	11
2026-05-25	55	35–71	14.2 µg/m³	24h	11
2026-05-24	66	46–85	19.2 µg/m³	24h	11
2026-05-23	74	55–96	22.9 µg/m³	24h	12
2026-05-22	71	54–93	21.5 µg/m³	24h	12
2026-05-21	77	55–156	24.6 µg/m³	24h	12
2026-05-20	62	52–75	17.4 µg/m³	24h	12
2026-05-19	62	52–76	17.1 µg/m³	24h	12
2026-05-18	58	40–67	15.5 µg/m³	24h	12
2026-05-17	57	38–72	15.4 µg/m³	23h	13
2026-05-16	63	44–75	17.7 µg/m³	20h	13

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