What is the air quality trend in Yanwo?

Over the past 8 days, Yanwo had an average AQI of 62 based on station measurements. The worst day was 2026-07-21 with AQI 69.

How is Yanwo air quality measured?

Air quality in Yanwo 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 Yanwo, China

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

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

Current AQI
Moderate CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

162h

PM2.5 Station

162h · 4 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-07-21	69	54–88	20.6 µg/m³	20h	3
2026-07-20	68	42–95	20.3 µg/m³	22h	4
2026-07-19	67	49–89	19.9 µg/m³	24h	4
2026-07-18	68	45–112	20.1 µg/m³	23h	3
2026-07-17	59	37–78	16.2 µg/m³	24h	4
2026-07-16	61	30–82	17.4 µg/m³	24h	4
2026-07-15	56	28–79	15.1 µg/m³	24h	4
2026-07-14	50	50–50	11.8 µg/m³	1h	5

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