What is the air quality trend in Sorocaba?

Over the past 14 days, Sorocaba had an average AQI of 26 based on station measurements. The worst day was 2026-10-21 with AQI 36.

How is Sorocaba air quality measured?

Air quality in Sorocaba 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 Sorocaba, Brazil

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

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

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

273h

PM2.5 Station

273h · 3 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-10-21	36	5–144	10.0 µg/m³	20h	2
2026-10-20	24	11–41	5.7 µg/m³	22h	2
2026-10-19	25	3–55	6.1 µg/m³	23h	2
2026-10-18	20	3–70	5.1 µg/m³	21h	3
2026-10-17	25	8–58	6.2 µg/m³	20h	3
2026-10-16	22	7–53	5.4 µg/m³	19h	2
2026-10-15	26	9–78	6.7 µg/m³	21h	2
2026-10-14	32	5–149	9.4 µg/m³	21h	2
2026-10-13	29	7–124	8.3 µg/m³	20h	2
2026-10-12	30	6–173	10.0 µg/m³	21h	2
2026-10-11	29	8–90	8.0 µg/m³	19h	2
2026-10-10	20	3–79	5.0 µg/m³	23h	3
2026-10-09	30	11–87	7.8 µg/m³	20h	3
2026-10-08	24	22–25	5.8 µg/m³	3h	1

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