What is the air quality trend in Daye?

Over the past 8 days, Daye had an average AQI of 69 based on station measurements. The worst day was 2026-06-02 with AQI 86.

How is Daye air quality measured?

Air quality in Daye 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 Daye, China

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

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

Current AQI
Moderate Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

167h

PM2.5 Station

167h · 6 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-06-09	56	45–62	14.7 µg/m³	5h	5
2026-06-08	60	39–80	16.6 µg/m³	24h	5
2026-06-07	60	34–107	16.9 µg/m³	24h	5
2026-06-06	66	52–85	19.3 µg/m³	24h	6
2026-06-05	79	54–249	29.3 µg/m³	24h	5
2026-06-04	70	47–97	21.3 µg/m³	24h	6
2026-06-03	80	50–189	27.8 µg/m³	24h	5
2026-06-02	86	56–120	28.6 µg/m³	18h	6

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