What is the air quality trend in Pederneiras?

Over the past 15 days, Pederneiras had an average AQI of 59 based on station measurements. The worst day was 2026-05-24 with AQI 93.

How is Pederneiras air quality measured?

Air quality in Pederneiras 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 Pederneiras, Brazil

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

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

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

287h

PM2.5 Station

287h · 2 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-05-30	53	9–102	15.5 µg/m³	13h	2
2026-05-29	48	12–89	13.7 µg/m³	19h	2
2026-05-28	49	3–115	14.0 µg/m³	23h	2
2026-05-27	62	15–156	19.5 µg/m³	19h	2
2026-05-26	69	12–199	25.5 µg/m³	18h	2
2026-05-25	70	21–166	23.6 µg/m³	20h	2
2026-05-24	93	10–458	45.0 µg/m³	22h	2
2026-05-23	53	7–184	18.5 µg/m³	22h	2
2026-05-22	49	9–154	15.0 µg/m³	22h	2
2026-05-21	54	7–283	23.2 µg/m³	22h	2
2026-05-20	58	8–158	18.8 µg/m³	23h	3
2026-05-19	66	12–170	24.5 µg/m³	21h	2
2026-05-18	57	8–165	19.0 µg/m³	22h	2
2026-05-17	48	10–115	14.4 µg/m³	18h	2
2026-05-16	69	20–101	23.2 µg/m³	3h	2

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