What is the air quality trend in Mentougou?

Over the past 7 days, Mentougou had an average AQI of 66 based on station measurements. The worst day was 2026-05-23 with AQI 79.

How is Mentougou air quality measured?

Air quality in Mentougou 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 Mentougou, China

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

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

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

166h

PM2.5 Station

166h · 9 stations

Temperature GFS model

27pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-05-28	62	35–77	17.3 µg/m³	23h	11
2026-05-27	68	61–81	20.3 µg/m³	24h	13
2026-05-26	61	41–85	17.0 µg/m³	24h	13
2026-05-25	60	38–86	16.4 µg/m³	24h	13
2026-05-24	73	55–115	22.3 µg/m³	24h	12
2026-05-23	79	63–102	25.3 µg/m³	24h	13
2026-05-22	65	53–81	18.9 µg/m³	23h	13

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