What is the air quality trend in Huayin?

Over the past 14 days, Huayin had an average AQI of 68 based on station measurements. The worst day was 2026-10-15 with AQI 90.

How is Huayin air quality measured?

Air quality in Huayin 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 Huayin, China

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

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

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

303h

PM2.5 Station

303h · 8 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-10-20	48	33–78	12.2 µg/m³	24h	6
2026-10-19	62	34–139	18.0 µg/m³	23h	3
2026-10-18	40	13–63	9.9 µg/m³	24h	6
2026-10-17	35	24–56	8.4 µg/m³	24h	6
2026-10-16	84	44–155	27.9 µg/m³	21h	3
2026-10-15	90	49–175	31.6 µg/m³	21h	2
2026-10-14	87	40–158	29.7 µg/m³	11h	2
2026-10-13	73	44–132	22.4 µg/m³	17h	5
2026-10-12	59	9–82	16.4 µg/m³	24h	6
2026-10-11	76	42–146	24.0 µg/m³	21h	4
2026-10-10	76	53–115	23.7 µg/m³	24h	5
2026-10-09	77	46–152	24.5 µg/m³	24h	6
2026-10-08	79	52–157	25.8 µg/m³	24h	11
2026-10-07	79	53–153	25.2 µg/m³	21h	12

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