What is the air quality trend in Marechal Floriano?

Over the past 8 days, Marechal Floriano had an average AQI of 53 based on station measurements. The worst day was 2026-05-27 with AQI 66.

How is Marechal Floriano air quality measured?

Air quality in Marechal Floriano 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 Marechal Floriano, Brazil

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

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

Current AQI
Good CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

161h

PM2.5 Station

161h · 2 stations

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	47	28–92	12.5 µg/m³	17.0	13h	4
2026-05-29	60	1–161	18.5 µg/m³	18.4	22h	2
2026-05-28	57	15–105	16.2 µg/m³	33.4	20h	3
2026-05-27	66	21–298	26.2 µg/m³	19.0	23h	4
2026-05-26	57	24–130	17.0 µg/m³	20.5	24h	6
2026-05-25	41	18–142	10.8 µg/m³	17.2	24h	6
2026-05-24	45	18–109	12.0 µg/m³	15.5	24h	6
2026-05-23	52	16–154	16.4 µg/m³	19.2	11h	7

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