What is the air quality trend in San Rafael Tlanalapan?

Over the past 8 days, San Rafael Tlanalapan had an average AQI of 58 based on station measurements. The worst day was 2026-07-22 with AQI 100.

How is San Rafael Tlanalapan air quality measured?

Air quality in San Rafael Tlanalapan 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 Rafael Tlanalapan, Mexico

Name: San Rafael Tlanalapan 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 Rafael Tlanalapan, Mexico.

Current AQI
Moderate CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

56h

PM2.5 Station

56h · 1 station

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-07-22	100	36–176	45.9 µg/m³	5h	1
2026-07-21	47	3–159	15.5 µg/m³	10h	1
2026-07-20	53	8–87	15.5 µg/m³	10h	1
2026-07-19	50	38–64	13.0 µg/m³	3h	1
2026-07-18	61	5–159	21.1 µg/m³	10h	1
2026-07-17	58	44–74	16.0 µg/m³	4h	1
2026-07-16	64	5–156	21.6 µg/m³	11h	1
2026-07-15	37	10–61	9.7 µg/m³	3h	1

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