What is the air quality trend in São José do Rio Preto?

Over the past 8 days, São José do Rio Preto had an average AQI of 58 based on station measurements. The worst day was 2026-06-09 with AQI 72.

How is São José do Rio Preto air quality measured?

Air quality in São José do Rio Preto 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 do Rio Preto, Brazil

Name: São José do Rio Preto 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 do Rio Preto, Brazil.

Current AQI
Moderate Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

150h

PM2.5 Station

150h · 1 station

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-06-09	72	30–157	23.4 µg/m³	14h	2
2026-06-08	60	15–161	18.9 µg/m³	21h	2
2026-06-07	55	12–156	16.4 µg/m³	19h	2
2026-06-06	60	4–335	25.9 µg/m³	24h	2
2026-06-05	39	10–98	11.1 µg/m³	21h	2
2026-06-04	58	7–162	18.5 µg/m³	24h	2
2026-06-03	55	14–148	15.8 µg/m³	20h	2
2026-06-02	69	5–158	25.2 µg/m³	7h	2

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