What is the air quality trend in Guchang?

Over the past 15 days, Guchang had an average AQI of 61 based on station measurements. The worst day was 2026-05-28 with AQI 69.

How is Guchang air quality measured?

Air quality in Guchang 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 Guchang, China

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

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

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

321h

PM2.5 Station

321h · 2 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-05-30	67	46–103	19.8 µg/m³	8h	3
2026-05-29	68	49–89	20.4 µg/m³	23h	5
2026-05-28	69	35–107	20.9 µg/m³	23h	3
2026-05-27	68	38–104	20.3 µg/m³	23h	4
2026-05-26	62	27–101	17.7 µg/m³	24h	4
2026-05-25	63	23–115	18.7 µg/m³	23h	4
2026-05-24	57	28–81	15.8 µg/m³	23h	4
2026-05-23	64	25–110	18.8 µg/m³	24h	4
2026-05-22	57	12–118	16.7 µg/m³	24h	4
2026-05-21	60	25–99	17.4 µg/m³	24h	3
2026-05-20	63	32–98	18.4 µg/m³	24h	4
2026-05-19	54	24–80	14.3 µg/m³	22h	4
2026-05-18	55	31–83	15.0 µg/m³	23h	3
2026-05-17	53	28–91	14.1 µg/m³	21h	4
2026-05-16	60	32–83	16.9 µg/m³	12h	3

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