What is the air quality trend in Rio das Pedras?

Over the past 21 days, Rio das Pedras had an average AQI of 73 based on station measurements. The worst day was 2026-05-26 with AQI 88.

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 CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

476h

PM2.5 Station

476h · 5 stations

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-05-30	56	21–117	16.0 µg/m³	17h	4
2026-05-29	61	27–109	17.2 µg/m³	24h	4
2026-05-28	65	21–155	19.7 µg/m³	24h	5
2026-05-27	78	24–180	26.8 µg/m³	24h	4
2026-05-26	88	28–155	29.8 µg/m³	24h	5
2026-05-25	77	9–185	28.0 µg/m³	24h	4
2026-05-24	84	47–135	27.5 µg/m³	24h	6
2026-05-23	75	24–175	25.3 µg/m³	24h	6
2026-05-22	73	29–154	23.0 µg/m³	24h	6
2026-05-21	68	20–145	21.3 µg/m³	24h	5
2026-05-20	70	20–152	21.8 µg/m³	24h	5
2026-05-19	84	19–369	40.0 µg/m³	24h	5
2026-05-18	78	5–157	25.7 µg/m³	24h	6
2026-05-17	57	8–116	16.9 µg/m³	23h	4
2026-05-16	73	8–180	25.3 µg/m³	23h	5
2026-05-15	84	32–162	28.2 µg/m³	24h	5
2026-05-14	87	33–190	31.2 µg/m³	23h	6
2026-05-13	81	30–139	26.2 µg/m³	24h	6
2026-05-12	77	20–133	24.5 µg/m³	23h	5
2026-05-11	69	32–114	20.8 µg/m³	24h	6
2026-05-10	67	30–110	20.4 µg/m³	7h	6

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