What is the air quality trend in Rio das Pedras?

Over the past 8 days, Rio das Pedras had an average AQI of 70 based on station measurements. The worst day was 2026-05-24 with AQI 81.

How is Rio das Pedras air quality measured?

Air quality in Rio das Pedras 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 Rio das Pedras, Brazil

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

Historical PM2.5 and AQI trend from monitoring stations near Rio das Pedras, Brazil.

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

167h

PM2.5 Station

167h · 7 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-05-30	62	30–103	18.7 µg/m³	13h	6
2026-05-29	66	27–140	19.5 µg/m³	24h	5
2026-05-28	70	33–182	23.9 µg/m³	24h	6
2026-05-27	71	21–154	22.8 µg/m³	23h	6
2026-05-26	73	38–137	22.9 µg/m³	24h	6
2026-05-25	78	18–161	25.8 µg/m³	24h	7
2026-05-24	81	27–152	26.4 µg/m³	24h	7
2026-05-23	59	21–95	17.4 µg/m³	11h	6

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