What is the air quality trend in Tatuí?

Over the past 21 days, Tatuí had an average AQI of 44 based on station measurements. The worst day was 2026-08-20 with AQI 57.

How is Tatuí air quality measured?

Air quality in Tatuí 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 Tatuí, Brazil

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

Historical PM2.5 and AQI trend from monitoring stations near Tatuí, Brazil.

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

462h

PM2.5 Station

462h · 3 stations

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-09-05	33	11–53	8.1 µg/m³	14h	3
2026-09-04	36	10–79	9.1 µg/m³	23h	3
2026-09-03	35	17–67	8.6 µg/m³	24h	3
2026-09-02	35	2–88	9.0 µg/m³	24h	3
2026-09-01	49	6–181	15.9 µg/m³	24h	3
2026-08-31	37	20–59	9.0 µg/m³	23h	4
2026-08-30	45	15–79	11.9 µg/m³	22h	4
2026-08-29	48	20–135	12.5 µg/m³	23h	4
2026-08-28	44	23–64	11.0 µg/m³	24h	4
2026-08-27	56	9–124	16.5 µg/m³	24h	3
2026-08-26	53	27–110	14.7 µg/m³	22h	3
2026-08-25	44	7–75	11.7 µg/m³	24h	4
2026-08-24	35	14–62	8.8 µg/m³	22h	3
2026-08-23	48	2–96	13.1 µg/m³	22h	3
2026-08-22	49	28–114	13.0 µg/m³	24h	3
2026-08-21	46	15–69	11.7 µg/m³	23h	3
2026-08-20	57	18–88	16.2 µg/m³	24h	3
2026-08-19	55	13–150	15.4 µg/m³	24h	4
2026-08-18	51	23–121	13.9 µg/m³	22h	4
2026-08-17	46	18–76	11.6 µg/m³	24h	3
2026-08-16	40	28–66	10.2 µg/m³	6h	4

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