What is the air quality trend in Rio Grande da Serra?

Over the past 3 days, Rio Grande da Serra had an average AQI of 64 based on station measurements. The worst day was 2026-05-30 with AQI 72.

How is Rio Grande da Serra air quality measured?

Air quality in Rio Grande da Serra 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 Grande da Serra, Brazil

Name: Rio Grande da Serra 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 Grande da Serra, Brazil.

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

48h

PM2.5 Station

48h · 3 stations

Temperature GFS model

8pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-05-30	72	42–159	22.7 µg/m³	21.6	16h	26
2026-05-29	65	35–153	19.1 µg/m³	14.8	24h	26
2026-05-28	57	44–74	15.2 µg/m³	8.9	8h	29

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