What is the air quality trend in Mengzi?

Over the past 8 days, Mengzi had an average AQI of 56 based on station measurements. The worst day was 2026-07-21 with AQI 66.

How is Mengzi air quality measured?

Air quality in Mengzi 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 Mengzi, China

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

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

Current AQI
Moderate Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

95h

PM2.5 Station

95h · 1 station

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-07-21	66	30–112	19.9 µg/m³	14h	1
2026-07-20	53	21–99	14.7 µg/m³	14h	1
2026-07-19	55	14–87	15.5 µg/m³	14h	1
2026-07-18	64	34–102	18.9 µg/m³	10h	1
2026-07-17	54	21–89	14.5 µg/m³	10h	1
2026-07-16	47	24–78	12.0 µg/m³	17h	1
2026-07-15	54	24–91	14.6 µg/m³	15h	1
2026-07-14	57	57–57	14.9 µg/m³	1h	1

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