What is the air quality trend in Tonalá?

Over the past 2 days, Tonalá had an average AQI of 54 based on station measurements. The worst day was 2026-07-02 with AQI 76.

How is Tonalá air quality measured?

Air quality in Tonalá 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 Tonalá, Mexico

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

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

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

PM2.5 Station

3h · 3 stations

Temperature GFS model

79pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-07-06	32	32–32	7.6 µg/m³	1h	3
2026-07-02	76	63–88	23.6 µg/m³	2h	4

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