What is the air quality trend in Zacatlán?

Over the past 14 days, Zacatlán had an average AQI of 57 based on station measurements. The worst day was 2026-05-25 with AQI 98.

How is Zacatlán air quality measured?

Air quality in Zacatlán 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 Zacatlán, Mexico

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

Historical PM2.5 and AQI trend from monitoring stations near Zacatlán, Mexico.

Current AQI
Good CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

148h

PM2.5 Station

148h · 1 station

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-05-28	47	29–85	12.3 µg/m³	12h	1
2026-05-27	70	36–145	21.8 µg/m³	13h	1
2026-05-26	45	25–68	11.7 µg/m³	12h	1
2026-05-25	98	22–500	120.4 µg/m³	9h	1
2026-05-24	45	22–74	11.6 µg/m³	10h	1
2026-05-23	50	31–96	13.8 µg/m³	6h	1
2026-05-22	66	24–137	20.3 µg/m³	11h	1
2026-05-21	64	36–93	19.0 µg/m³	12h	1
2026-05-20	68	20–145	21.4 µg/m³	13h	1
2026-05-19	59	29–125	17.9 µg/m³	9h	1
2026-05-18	64	25–155	19.9 µg/m³	13h	1
2026-05-17	42	9–85	10.8 µg/m³	10h	1
2026-05-16	42	19–72	10.7 µg/m³	8h	1
2026-05-15	50	26–80	13.5 µg/m³	10h	1

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