What is the air quality trend in Guiyang?

Over the past 8 days, Guiyang had an average AQI of 60 based on station measurements. The worst day was 2026-05-23 with AQI 76.

How is Guiyang air quality measured?

Air quality in Guiyang 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 Guiyang, China

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

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

Current AQI
Moderate Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

164h

PM2.5 Station

164h · 2 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-05-29	58	42–70	15.6 µg/m³	14h	2
2026-05-28	57	22–77	15.3 µg/m³	23h	3
2026-05-27	64	31–96	18.6 µg/m³	23h	3
2026-05-26	57	19–101	15.6 µg/m³	24h	3
2026-05-25	52	20–89	14.3 µg/m³	24h	3
2026-05-24	54	20–84	14.5 µg/m³	23h	2
2026-05-23	76	42–129	23.7 µg/m³	24h	3
2026-05-22	66	42–111	19.4 µg/m³	9h	3

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