What is the air quality trend in Dawan?

Over the past 14 days, Dawan had an average AQI of 57 based on station measurements. The worst day was 2026-05-23 with AQI 65.

How is Dawan air quality measured?

Air quality in Dawan 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 Dawan, China

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

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

Current AQI
Moderate CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

329h

PM2.5 Station

329h · 5 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-05-29	61	39–74	16.9 µg/m³	22h	6
2026-05-28	60	34–74	16.4 µg/m³	24h	6
2026-05-27	60	32–88	16.8 µg/m³	24h	5
2026-05-26	57	43–71	15.3 µg/m³	24h	6
2026-05-25	53	34–85	13.9 µg/m³	24h	6
2026-05-24	57	33–85	15.6 µg/m³	24h	6
2026-05-23	65	46–107	18.6 µg/m³	24h	5
2026-05-22	60	36–150	17.1 µg/m³	24h	6
2026-05-21	57	26–91	15.8 µg/m³	24h	6
2026-05-20	55	32–67	14.5 µg/m³	24h	6
2026-05-19	57	33–72	15.2 µg/m³	24h	7
2026-05-18	52	30–68	13.3 µg/m³	24h	6
2026-05-17	51	32–71	13.0 µg/m³	22h	7
2026-05-16	54	35–78	14.4 µg/m³	21h	6

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