What is the air quality trend in San Mateo Atenco?

Over the past 15 days, San Mateo Atenco had an average AQI of 56 based on station measurements. The worst day was 2026-08-05 with AQI 91.

How is San Mateo Atenco air quality measured?

Air quality in San Mateo Atenco 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 San Mateo Atenco, Mexico

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

Historical PM2.5 and AQI trend from monitoring stations near San Mateo Atenco, Mexico.

Current AQI
Good CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

331h

PM2.5 Station

331h · 13 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-08-08	50	43–55	12.1 µg/m³	7h	15
2026-08-07	49	31–66	12.4 µg/m³	22h	12
2026-08-06	89	47–152	29.7 µg/m³	24h	8
2026-08-05	91	33–162	31.3 µg/m³	24h	8
2026-08-04	65	40–110	19.1 µg/m³	24h	10
2026-08-03	52	34–87	13.8 µg/m³	24h	10
2026-08-02	46	25–62	11.1 µg/m³	24h	12
2026-08-01	47	30–71	11.9 µg/m³	24h	13
2026-07-31	62	32–254	23.1 µg/m³	24h	13
2026-07-30	56	30–173	16.7 µg/m³	24h	10
2026-07-29	48	27–156	13.0 µg/m³	24h	13
2026-07-28	52	30–165	14.6 µg/m³	24h	14
2026-07-27	42	23–60	10.4 µg/m³	24h	12
2026-07-26	41	22–59	9.9 µg/m³	24h	12
2026-07-25	53	33–66	13.6 µg/m³	14h	13

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