What is the air quality trend in Mauá?

Over the past 8 days, Mauá had an average AQI of 73 based on station measurements. The worst day was 2026-05-23 with AQI 114.

How is Mauá air quality measured?

Air quality in Mauá 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 Mauá, Brazil

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

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

Current AQI
Moderate Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

163h

PM2.5 Station

163h · 1 station

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-05-30	78	27–116	25.5 µg/m³	32.2	20h	1
2026-05-29	52	13–76	14.0 µg/m³	15.5	23h	1
2026-05-28	23	1–71	5.9 µg/m³	7.1	23h	1
2026-05-27	79	16–121	26.4 µg/m³	33.0	23h	1
2026-05-26	68	31–96	20.6 µg/m³	24.5	23h	1
2026-05-25	82	1–123	28.9 µg/m³	36.8	23h	1
2026-05-24	91	38–140	30.3 µg/m³	37.9	24h	1
2026-05-23	114	88–130	40.6 µg/m³	52.7	4h	1

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