What is the air quality trend in Mairiporã?

Over the past 8 days, Mairiporã had an average AQI of 70 based on station measurements. The worst day was 2026-08-04 with AQI 99.

How is Mairiporã air quality measured?

Air quality in Mairiporã 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 Mairiporã, Brazil

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

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

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

166h

PM2.5 Station

166h · 1 station

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-08-08	53	26–71	14.0 µg/m³	15.0	9h	1
2026-08-07	40	23–57	9.7 µg/m³	11.2	24h	1
2026-08-06	46	11–102	13.5 µg/m³	16.3	24h	1
2026-08-05	81	15–148	27.4 µg/m³	35.5	24h	1
2026-08-04	99	27–136	34.4 µg/m³	44.8	24h	1
2026-08-03	89	47–131	29.6 µg/m³	35.8	23h	1
2026-08-02	81	34–138	26.2 µg/m³	30.8	24h	1
2026-08-01	74	41–114	23.4 µg/m³	27.7	14h	1

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