What is the air quality trend in Piedade?

Over the past 8 days, Piedade had an average AQI of 66 based on station measurements. The worst day was 2026-06-02 with AQI 84.

How is Piedade air quality measured?

Air quality in Piedade 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 Piedade, Brazil

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

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

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

144h

PM2.5 Station

144h · 2 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-06-09	63	29–110	19.3 µg/m³	9h	2
2026-06-08	65	13–152	20.1 µg/m³	19h	2
2026-06-07	67	24–154	20.7 µg/m³	20h	2
2026-06-06	63	8–110	19.5 µg/m³	23h	2
2026-06-05	64	16–161	20.8 µg/m³	21h	2
2026-06-04	49	11–117	13.8 µg/m³	21h	2
2026-06-03	74	12–163	25.2 µg/m³	21h	2
2026-06-02	84	12–161	29.3 µg/m³	10h	2

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