What is the air quality trend in Paraibuna?

Over the past 8 days, Paraibuna had an average AQI of 56 based on station measurements. The worst day was 2026-07-16 with AQI 67.

How is Paraibuna air quality measured?

Air quality in Paraibuna 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 Paraibuna, Brazil

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

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

Current AQI
Good CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

166h

PM2.5 Station

166h · 4 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-07-21	39	13–63	9.5 µg/m³	23h	4
2026-07-20	54	22–133	15.3 µg/m³	23h	4
2026-07-19	51	19–164	15.0 µg/m³	24h	4
2026-07-18	63	19–180	20.7 µg/m³	24h	4
2026-07-17	67	16–178	24.6 µg/m³	23h	4
2026-07-16	67	13–168	22.7 µg/m³	24h	4
2026-07-15	59	14–179	19.9 µg/m³	24h	4
2026-07-14	52	52–52	12.6 µg/m³	1h	5

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