What is the air quality trend in Pederneiras?

Over the past 15 days, Pederneiras had an average AQI of 63 based on station measurements. The worst day was 2026-05-28 with AQI 91.

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

295h

PM2.5 Station

295h · 2 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-06-09	89	25–273	37.5 µg/m³	15h	2
2026-06-08	64	10–157	20.8 µg/m³	22h	3
2026-06-07	71	15–163	23.5 µg/m³	22h	3
2026-06-06	50	6–102	14.4 µg/m³	24h	2
2026-06-05	48	14–154	13.6 µg/m³	24h	3
2026-06-04	43	8–109	11.5 µg/m³	23h	3
2026-06-03	60	16–311	25.2 µg/m³	22h	2
2026-06-02	49	13–161	15.1 µg/m³	24h	2
2026-06-01	55	8–131	16.8 µg/m³	19h	2
2026-05-31	37	15–98	10.3 µg/m³	16h	2
2026-05-30	52	3–150	14.9 µg/m³	14h	2
2026-05-29	83	27–158	27.7 µg/m³	21h	2
2026-05-28	91	25–447	46.3 µg/m³	20h	2
2026-05-27	86	9–268	36.3 µg/m³	21h	2
2026-05-26	70	19–160	24.6 µg/m³	8h	2

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