What is the air quality trend in Qinhuangdao?

Over the past 8 days, Qinhuangdao had an average AQI of 83 based on station measurements. The worst day was 2026-10-15 with AQI 120.

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
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

166h

PM2.5 Station

166h · 3 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-10-21	43	31–51	10.3 µg/m³	—	3h	3
2026-10-20	79	18–141	25.8 µg/m³	37.7	24h	5
2026-10-19	82	57–122	26.7 µg/m³	41.3	24h	4
2026-10-18	82	53–157	26.9 µg/m³	56.1	24h	4
2026-10-17	72	52–87	22.0 µg/m³	48.4	24h	4
2026-10-16	97	60–171	35.5 µg/m³	45.1	24h	3
2026-10-15	120	80–164	44.5 µg/m³	40.5	24h	4
2026-10-14	96	67–136	33.0 µg/m³	51.2	19h	4

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