What is the air quality trend in Tlalpan?

Over the past 20 days, Tlalpan had an average AQI of 45 based on station measurements. The worst day was 2026-05-18 with AQI 63.

How is Tlalpan air quality measured?

Air quality in Tlalpan 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 Tlalpan, Mexico

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

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

Current AQI
Moderate Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

474h

PM2.5 Station

474h · 16 stations

Temperature GFS model

79pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-05-28	40	13–61	9.7 µg/m³	23h	16
2026-05-27	48	31–72	12.2 µg/m³	24h	16
2026-05-26	44	29–69	11.1 µg/m³	24h	15
2026-05-25	45	27–77	11.6 µg/m³	24h	15
2026-05-24	40	20–67	9.9 µg/m³	24h	14
2026-05-23	52	30–73	13.5 µg/m³	24h	15
2026-05-22	52	35–71	13.3 µg/m³	24h	17
2026-05-21	50	25–78	12.7 µg/m³	24h	15
2026-05-20	48	26–89	12.6 µg/m³	24h	16
2026-05-19	57	32–78	15.8 µg/m³	24h	17
2026-05-18	63	34–81	17.9 µg/m³	24h	16
2026-05-17	55	40–82	14.8 µg/m³	23h	14
2026-05-16	39	13–74	9.6 µg/m³	21h	13
2026-05-15	41	25–54	9.8 µg/m³	24h	14
2026-05-14	38	24–54	9.1 µg/m³	24h	15
2026-05-13	39	29–53	9.5 µg/m³	24h	15
2026-05-12	37	23–48	8.8 µg/m³	24h	14
2026-05-11	39	24–52	9.3 µg/m³	24h	16
2026-05-10	37	25–50	8.8 µg/m³	24h	14
2026-05-09	38	28–58	9.4 µg/m³	23h	15

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