What is the air quality trend in Mentougou?

Over the past 7 days, Mentougou had an average AQI of 77 based on station measurements. The worst day was 2026-10-15 with AQI 113.

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

165h

PM2.5 Station

165h · 25 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-10-20	64	20–108	19.3 µg/m³	24h	23
2026-10-19	85	53–124	28.0 µg/m³	24h	21
2026-10-18	46	23–65	11.5 µg/m³	24h	27
2026-10-17	49	24–78	12.9 µg/m³	24h	25
2026-10-16	81	53–132	26.2 µg/m³	24h	22
2026-10-15	113	63–152	40.0 µg/m³	24h	24
2026-10-14	103	67–129	36.1 µg/m³	21h	18

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