What is the air quality trend in Monte Sião?

Over the past 8 days, Monte Sião had an average AQI of 59 based on station measurements. The worst day was 2026-05-26 with AQI 89.

How is Monte Sião air quality measured?

Air quality in Monte Sião 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 Monte Sião, Brazil

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

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

Current AQI
Good CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

103h

PM2.5 Station

103h · 1 station

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-05-30	48	10–160	14.8 µg/m³	14h	1
2026-05-29	53	9–155	16.4 µg/m³	17h	1
2026-05-28	59	17–154	18.0 µg/m³	15h	1
2026-05-27	60	22–147	18.9 µg/m³	14h	2
2026-05-26	89	20–183	35.2 µg/m³	12h	1
2026-05-25	67	5–162	23.1 µg/m³	14h	1
2026-05-24	74	13–155	25.1 µg/m³	12h	2
2026-05-23	23	12–33	5.5 µg/m³	5h	1

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