What is the air quality trend in Cuiyun?

Over the past 7 days, Cuiyun had an average AQI of 69 based on station measurements. The worst day was 2026-10-15 with AQI 90.

How is Cuiyun air quality measured?

Air quality in Cuiyun 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 Cuiyun, China

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

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

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

164h

PM2.5 Station

164h · 9 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-10-20	63	40–89	18.3 µg/m³	24h	26
2026-10-19	65	52–76	18.6 µg/m³	24h	28
2026-10-18	53	28–83	14.2 µg/m³	24h	22
2026-10-17	47	31–66	11.8 µg/m³	24h	25
2026-10-16	79	59–126	25.4 µg/m³	23h	25
2026-10-15	90	35–127	30.8 µg/m³	24h	25
2026-10-14	88	62–156	30.0 µg/m³	21h	25

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