What is the air quality trend in Huayuan?

Over the past 20 days, Huayuan had an average AQI of 65 based on station measurements. The worst day was 2026-05-31 with AQI 82.

How is Huayuan air quality measured?

Air quality in Huayuan 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 Huayuan, China

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

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

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

459h

PM2.5 Station

459h · 3 stations

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-06-08	53	16–122	14.6 µg/m³	24h	3
2026-06-07	52	13–93	14.3 µg/m³	22h	3
2026-06-06	69	40–137	20.6 µg/m³	23h	3
2026-06-05	76	50–144	23.9 µg/m³	23h	4
2026-06-04	68	35–182	22.6 µg/m³	22h	3
2026-06-03	74	36–152	23.2 µg/m³	23h	3
2026-06-02	79	50–132	25.3 µg/m³	24h	3
2026-06-01	79	55–127	25.1 µg/m³	23h	3
2026-05-31	82	49–140	26.7 µg/m³	23h	3
2026-05-30	73	46–127	22.5 µg/m³	22h	4
2026-05-29	57	37–95	15.2 µg/m³	23h	3
2026-05-28	65	42–94	19.2 µg/m³	22h	3
2026-05-27	66	10–103	20.1 µg/m³	22h	3
2026-05-26	60	17–149	17.0 µg/m³	24h	2
2026-05-25	60	30–87	17.0 µg/m³	24h	3
2026-05-24	59	43–107	16.1 µg/m³	23h	3
2026-05-23	57	20–101	16.2 µg/m³	23h	3
2026-05-22	61	30–132	17.5 µg/m³	23h	4
2026-05-21	56	18–82	15.3 µg/m³	23h	4
2026-05-20	58	33–82	16.1 µg/m³	23h	4

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