What is the air quality trend in Paulínia?

Over the past 8 days, Paulínia had an average AQI of 55 based on station measurements. The worst day was 2026-07-16 with AQI 68.

How is Paulínia air quality measured?

Air quality in Paulínia 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 Paulínia, Brazil

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

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

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

165h

PM2.5 Station

165h · 5 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-07-21	40	20–62	9.8 µg/m³	21h	6
2026-07-20	59	22–185	20.4 µg/m³	23h	6
2026-07-19	44	9–65	10.9 µg/m³	24h	5
2026-07-18	55	29–103	15.3 µg/m³	23h	7
2026-07-17	64	30–185	21.7 µg/m³	24h	6
2026-07-16	68	30–192	24.1 µg/m³	24h	6
2026-07-15	54	14–114	15.1 µg/m³	24h	6
2026-07-14	56	42–71	15.9 µg/m³	2h	4

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