What is the air quality trend in Guangzhou?

Over the past 8 days, Guangzhou had an average AQI of 54 based on station measurements. The worst day was 2026-09-05 with AQI 74.

How is Guangzhou air quality measured?

Air quality in Guangzhou 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 Guangzhou, China

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

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

Current AQI
Moderate Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

165h

PM2.5 Station

165h · 57 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-09-05	74	65–86	22.9 µg/m³	9h	51
2026-09-04	61	42–79	17.0 µg/m³	24h	47
2026-09-03	50	36–64	12.6 µg/m³	24h	51
2026-09-02	46	35–54	11.1 µg/m³	24h	46
2026-09-01	41	32–58	9.9 µg/m³	24h	46
2026-08-31	49	34–77	12.5 µg/m³	24h	37
2026-08-30	52	39–64	13.3 µg/m³	24h	35
2026-08-29	60	53–65	16.6 µg/m³	12h	33

Back to Guangzhou Air Quality