What is the air quality trend in Zhaotong?

Over the past 7 days, Zhaotong had an average AQI of 53 based on station measurements. The worst day was 2026-08-05 with AQI 61.

How is Zhaotong air quality measured?

Air quality in Zhaotong 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 Zhaotong, China

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

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

Current AQI
Moderate Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

91h

PM2.5 Station

91h · 2 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-08-07	56	34–91	15.2 µg/m³	13h	1
2026-08-06	61	34–141	18.1 µg/m³	15h	2
2026-08-05	61	25–109	17.3 µg/m³	15h	2
2026-08-04	57	13–94	17.3 µg/m³	13h	1
2026-08-03	46	25–121	12.3 µg/m³	11h	1
2026-08-02	44	19–70	11.2 µg/m³	10h	1
2026-08-01	46	25–74	12.0 µg/m³	14h	1

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