What is the air quality trend in Araraquara?

Over the past 3 days, Araraquara had an average AQI of 27 based on station measurements. The worst day was 2026-07-20 with AQI 44.

How is Araraquara air quality measured?

Air quality in Araraquara 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 Araraquara, Brazil

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

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

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

21h

PM2.5 Station

21h · 1 station

Temperature GFS model

8pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-07-21	26	3–75	6.9 µg/m³	10h	1
2026-07-20	44	21–118	12.1 µg/m³	9h	1
2026-07-19	12	3–20	2.8 µg/m³	2h	1

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