What is the air quality trend in Yunyang?

Over the past 8 days, Yunyang had an average AQI of 63 based on station measurements. The worst day was 2026-07-19 with AQI 76.

How is Yunyang air quality measured?

Air quality in Yunyang 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 Yunyang, China

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

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

Current AQI
Moderate Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

144h

PM2.5 Station

144h · 2 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-07-22	73	73–73	22.6 µg/m³	1h	2
2026-07-21	65	42–85	18.9 µg/m³	18h	2
2026-07-20	66	33–107	19.6 µg/m³	21h	2
2026-07-19	76	38–152	24.0 µg/m³	23h	2
2026-07-18	64	25–178	20.5 µg/m³	23h	2
2026-07-17	62	33–139	17.9 µg/m³	22h	2
2026-07-16	52	30–89	14.3 µg/m³	19h	2
2026-07-15	51	25–95	14.1 µg/m³	17h	1

Back to Yunyang Air Quality