What is the air quality trend in São José dos Campos?

Over the past 8 days, São José dos Campos had an average AQI of 72 based on station measurements. The worst day was 2026-05-26 with AQI 94.

How is São José dos Campos air quality measured?

Air quality in São José dos Campos 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 São José dos Campos, Brazil

Name: São José dos Campos Air Quality History
Creator: CERNS.IO
License: https://creativecommons.org/licenses/by/4.0/

Historical PM2.5 and AQI trend from monitoring stations near São José dos Campos, Brazil.

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

156h

PM2.5 Station

156h · 4 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-05-30	61	21–98	18.9 µg/m³	11h	4
2026-05-29	70	20–156	22.4 µg/m³	20h	2
2026-05-28	51	17–159	15.6 µg/m³	23h	4
2026-05-27	80	20–174	28.5 µg/m³	22h	3
2026-05-26	94	31–234	37.4 µg/m³	23h	3
2026-05-25	87	27–165	30.2 µg/m³	22h	3
2026-05-24	75	18–147	23.8 µg/m³	24h	4
2026-05-23	59	18–105	18.1 µg/m³	11h	3

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