What is the air quality trend in San Francisco Tesistán?

Over the past 15 days, San Francisco Tesistán had an average AQI of 56 based on station measurements. The worst day was 2026-05-25 with AQI 88.

How is San Francisco Tesistán air quality measured?

Air quality in San Francisco Tesistán 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 Francisco Tesistán, Mexico

Name: San Francisco Tesistán 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 Francisco Tesistán, Mexico.

Current AQI
Moderate Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

332h

PM2.5 Station

332h · 7 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-05-29	48	29–66	12.2 µg/m³	14h	7
2026-05-28	49	28–68	12.5 µg/m³	24h	8
2026-05-27	54	42–72	14.2 µg/m³	24h	7
2026-05-26	52	32–70	13.6 µg/m³	24h	7
2026-05-25	88	37–497	50.4 µg/m³	24h	6
2026-05-24	44	20–69	11.1 µg/m³	24h	6
2026-05-23	53	34–67	13.6 µg/m³	24h	6
2026-05-22	51	29–69	13.1 µg/m³	24h	8
2026-05-21	56	24–168	16.2 µg/m³	24h	8
2026-05-20	63	32–128	18.5 µg/m³	24h	7
2026-05-19	57	31–111	15.6 µg/m³	24h	8
2026-05-18	56	28–77	15.2 µg/m³	24h	7
2026-05-17	53	27–85	14.1 µg/m³	23h	6
2026-05-16	52	11–74	13.4 µg/m³	22h	7
2026-05-15	65	52–83	18.6 µg/m³	9h	9

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