What is the air quality trend in Hancheng?

Over the past 14 days, Hancheng had an average AQI of 54 based on station measurements. The worst day was 2026-07-20 with AQI 66.

How is Hancheng air quality measured?

Air quality in Hancheng 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 Hancheng, China

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

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

Current AQI
Moderate CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

273h

PM2.5 Station

273h · 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	61	21–129	17.8 µg/m³	17h	2
2026-07-20	66	30–95	20.2 µg/m³	16h	2
2026-07-19	53	18–100	14.5 µg/m³	16h	2
2026-07-18	58	13–153	17.1 µg/m³	19h	2
2026-07-17	48	30–97	12.6 µg/m³	17h	2
2026-07-16	54	17–84	14.6 µg/m³	15h	2
2026-07-15	43	21–75	10.9 µg/m³	22h	2
2026-07-14	53	18–104	14.7 µg/m³	22h	3
2026-07-13	58	17–84	16.5 µg/m³	22h	2
2026-07-12	47	13–66	12.1 µg/m³	20h	2
2026-07-11	48	18–77	12.5 µg/m³	22h	2
2026-07-10	62	28–152	18.1 µg/m³	23h	2
2026-07-09	54	19–74	14.9 µg/m³	23h	2
2026-07-08	51	16–87	13.9 µg/m³	19h	2

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