What is the air quality trend in Qinhuangdao?

Over the past 15 days, Qinhuangdao had an average AQI of 61 based on station measurements. The worst day was 2026-07-21 with AQI 73.

How is Qinhuangdao air quality measured?

Air quality in Qinhuangdao 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 Qinhuangdao, China

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

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

Current AQI
Moderate Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

307h

PM2.5 Station

307h · 2 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-07-22	60	60–60	16.4 µg/m³	1h	2
2026-07-21	73	36–132	22.4 µg/m³	18h	2
2026-07-20	66	30–105	19.8 µg/m³	20h	2
2026-07-19	72	30–127	22.3 µg/m³	22h	2
2026-07-18	68	16–149	20.8 µg/m³	22h	2
2026-07-17	63	48–88	17.9 µg/m³	23h	2
2026-07-16	58	36–104	16.0 µg/m³	20h	2
2026-07-15	57	32–112	16.1 µg/m³	20h	2
2026-07-14	58	18–97	16.7 µg/m³	23h	2
2026-07-13	54	18–97	14.9 µg/m³	24h	2
2026-07-12	48	13–70	12.6 µg/m³	23h	2
2026-07-11	59	36–81	16.3 µg/m³	24h	2
2026-07-10	61	14–103	17.6 µg/m³	23h	2
2026-07-09	53	31–105	14.0 µg/m³	24h	2
2026-07-08	69	42–109	20.8 µg/m³	20h	2

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