What is the air quality trend in Jiayuguan?

Over the past 14 days, Jiayuguan had an average AQI of 52 based on station measurements. The worst day was 2026-07-19 with AQI 80.

How is Jiayuguan air quality measured?

Air quality in Jiayuguan 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 Jiayuguan, China

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

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

Current AQI
Good CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

145h

PM2.5 Station

145h · 2 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-07-21	67	46–117	19.9 µg/m³	12h	1
2026-07-20	73	30–153	23.2 µg/m³	12h	1
2026-07-19	80	57–109	25.7 µg/m³	20h	2
2026-07-18	76	30–117	24.3 µg/m³	18h	1
2026-07-17	50	24–76	13.4 µg/m³	12h	1
2026-07-16	48	25–65	12.4 µg/m³	12h	1
2026-07-15	40	11–74	10.7 µg/m³	12h	1
2026-07-14	47	30–77	12.6 µg/m³	5h	1
2026-07-13	46	22–61	11.9 µg/m³	8h	1
2026-07-12	30	17–68	7.9 µg/m³	7h	1
2026-07-11	40	13–76	11.2 µg/m³	6h	1
2026-07-10	46	30–55	11.1 µg/m³	8h	1
2026-07-09	50	34–74	13.6 µg/m³	6h	1
2026-07-08	37	14–72	9.5 µg/m³	7h	1

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