What is the air quality trend in Yingli?

Over the past 8 days, Yingli had an average AQI of 63 based on station measurements. The worst day was 2026-07-19 with AQI 73.

How is Yingli air quality measured?

Air quality in Yingli 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 Yingli, China

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

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

Current AQI
Moderate Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

168h

PM2.5 Station

168h · 8 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-07-21	70	39–121	21.2 µg/m³	23h	8
2026-07-20	67	51–86	19.9 µg/m³	24h	9
2026-07-19	73	45–127	22.7 µg/m³	24h	8
2026-07-18	65	52–108	18.6 µg/m³	24h	8
2026-07-17	56	44–79	14.6 µg/m³	24h	11
2026-07-16	62	51–72	17.3 µg/m³	24h	10
2026-07-15	57	42–70	15.2 µg/m³	24h	9
2026-07-14	54	54–54	13.6 µg/m³	1h	8

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