What is the air quality trend in Rio das Pedras?

Over the past 15 days, Rio das Pedras had an average AQI of 72 based on station measurements. The worst day was 2026-05-24 with AQI 93.

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

332h

PM2.5 Station

332h · 7 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-05-30	56	22–145	15.8 µg/m³	19h	6
2026-05-29	54	3–156	15.7 µg/m³	24h	4
2026-05-28	60	14–129	17.8 µg/m³	24h	6
2026-05-27	90	28–294	35.8 µg/m³	23h	6
2026-05-26	92	24–181	34.0 µg/m³	24h	6
2026-05-25	76	15–157	25.5 µg/m³	24h	6
2026-05-24	93	8–228	37.4 µg/m³	24h	6
2026-05-23	79	14–170	27.3 µg/m³	24h	6
2026-05-22	70	20–146	21.7 µg/m³	24h	6
2026-05-21	64	14–136	20.0 µg/m³	24h	5
2026-05-20	89	5–224	35.5 µg/m³	24h	6
2026-05-19	74	12–200	26.5 µg/m³	24h	6
2026-05-18	66	17–113	20.5 µg/m³	24h	7
2026-05-17	68	29–159	21.2 µg/m³	22h	6
2026-05-16	54	27–85	16.3 µg/m³	4h	3

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