What is the air quality trend in Biritiba Mirim?

Over the past 3 days, Biritiba Mirim had an average AQI of 65 based on station measurements. The worst day was 2026-05-30 with AQI 67.

How is Biritiba Mirim air quality measured?

Air quality in Biritiba Mirim 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 Biritiba Mirim, Brazil

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

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

Current AQI
Good CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

48h

PM2.5 Station

48h · 12 stations

Temperature GFS model

8pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-05-30	67	32–170	21.9 µg/m³	18h	10
2026-05-29	66	31–118	19.6 µg/m³	24h	9
2026-05-28	62	54–70	17.1 µg/m³	6h	7

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