What is the air quality trend in Guangzhou?

Over the past 15 days, Guangzhou had an average AQI of 63 based on station measurements. The worst day was 2026-06-02 with AQI 76.

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
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

335h

PM2.5 Station

335h · 65 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-06-08	45	20–56	11.0 µg/m³	22h	51
2026-06-07	55	44–67	14.2 µg/m³	24h	53
2026-06-06	55	39–69	14.4 µg/m³	24h	59
2026-06-05	63	55–74	17.7 µg/m³	24h	50
2026-06-04	66	55–85	19.0 µg/m³	24h	55
2026-06-03	69	59–81	20.6 µg/m³	24h	52
2026-06-02	76	65–93	24.2 µg/m³	24h	47
2026-06-01	73	60–89	22.4 µg/m³	24h	42
2026-05-31	74	64–97	23.0 µg/m³	24h	43
2026-05-30	69	56–76	20.5 µg/m³	24h	58
2026-05-29	69	54–75	20.4 µg/m³	24h	41
2026-05-28	60	53–70	16.3 µg/m³	24h	53
2026-05-27	61	54–74	16.8 µg/m³	24h	49
2026-05-26	59	54–68	16.0 µg/m³	24h	48
2026-05-25	52	52–52	12.4 µg/m³	1h	51

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