What is the air quality trend in San Andrés Cholula?

Over the past 15 days, San Andrés Cholula had an average AQI of 41 based on station measurements. The worst day was 2026-10-21 with AQI 65.

How is San Andrés Cholula air quality measured?

Air quality in San Andrés Cholula 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 Andrés Cholula, Mexico

Name: San Andrés Cholula 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 Andrés Cholula, Mexico.

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

305h

PM2.5 Station

305h · 1 station

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-10-21	65	22–173	24.2 µg/m³	7h	2
2026-10-20	49	11–129	14.2 µg/m³	24h	2
2026-10-19	39	5–148	10.4 µg/m³	21h	2
2026-10-18	27	5–63	6.7 µg/m³	19h	1
2026-10-17	28	5–59	6.9 µg/m³	18h	1
2026-10-16	61	9–418	36.5 µg/m³	22h	2
2026-10-15	26	5–52	6.1 µg/m³	19h	2
2026-10-14	39	8–158	11.1 µg/m³	20h	2
2026-10-13	51	11–154	15.2 µg/m³	24h	2
2026-10-12	35	2–102	9.4 µg/m³	21h	2
2026-10-11	38	2–148	10.5 µg/m³	24h	2
2026-10-10	37	6–89	9.8 µg/m³	24h	2
2026-10-09	39	8–89	11.0 µg/m³	24h	2
2026-10-08	47	7–111	13.2 µg/m³	24h	2
2026-10-07	46	14–134	13.5 µg/m³	14h	2

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