What is the air quality trend in Cachoeira Paulista?

Over the past 8 days, Cachoeira Paulista had an average AQI of 94 based on station measurements. The worst day was 2026-05-23 with AQI 165.

How is Cachoeira Paulista air quality measured?

Air quality in Cachoeira Paulista 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 Cachoeira Paulista, Brazil

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

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

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

103h

PM2.5 Station

103h · 1 station

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-05-30	49	8–95	13.3 µg/m³	11h	1
2026-05-29	67	27–108	20.6 µg/m³	13h	1
2026-05-28	81	15–181	34.7 µg/m³	12h	1
2026-05-27	106	17–402	56.9 µg/m³	16h	1
2026-05-26	121	16–488	69.2 µg/m³	17h	1
2026-05-25	76	10–245	36.3 µg/m³	14h	1
2026-05-24	90	12–161	32.7 µg/m³	19h	1
2026-05-23	165	165–165	82.6 µg/m³	1h	1

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