What is the air quality trend in Guangzhou?

Over the past 14 days, Guangzhou had an average AQI of 57 based on station measurements. The worst day was 2026-05-27 with AQI 63.

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

331h

PM2.5 Station

331h · 67 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-05-28	61	55–68	16.9 µg/m³	24h	50
2026-05-27	63	55–74	17.8 µg/m³	24h	54
2026-05-26	56	48–66	14.6 µg/m³	24h	56
2026-05-25	54	43–62	13.6 µg/m³	24h	55
2026-05-24	60	45–86	16.4 µg/m³	24h	55
2026-05-23	62	51–76	17.3 µg/m³	24h	53
2026-05-22	62	54–78	17.4 µg/m³	24h	51
2026-05-21	61	42–79	16.9 µg/m³	24h	52
2026-05-20	50	31–62	12.4 µg/m³	24h	54
2026-05-19	55	43–70	14.1 µg/m³	24h	52
2026-05-18	53	43–74	13.5 µg/m³	24h	53
2026-05-17	53	44–63	13.3 µg/m³	23h	55
2026-05-16	58	48–69	15.4 µg/m³	21h	59
2026-05-15	60	44–87	16.5 µg/m³	23h	58

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