What is the air quality trend in Regente Feijó?

Over the past 8 days, Regente Feijó had an average AQI of 47 based on station measurements. The worst day was 2026-05-26 with AQI 75.

How is Regente Feijó air quality measured?

Air quality in Regente Feijó 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 Regente Feijó, Brazil

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

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

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

108h

PM2.5 Station

108h · 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	31	9–101	8.6 µg/m³	10h	1
2026-05-29	52	10–157	16.3 µg/m³	16h	1
2026-05-28	38	14–84	10.1 µg/m³	15h	1
2026-05-27	62	18–158	19.7 µg/m³	14h	2
2026-05-26	75	8–191	33.2 µg/m³	14h	2
2026-05-25	53	9–268	23.2 µg/m³	16h	1
2026-05-24	33	2–108	9.3 µg/m³	16h	1
2026-05-23	35	23–55	8.5 µg/m³	7h	1

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