What is the air quality trend in São Lourenço da Serra?

Over the past 8 days, São Lourenço da Serra had an average AQI of 74 based on station measurements. The worst day was 2026-05-25 with AQI 86.

How is São Lourenço da Serra air quality measured?

Air quality in São Lourenço 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 São Lourenço da Serra, Brazil

Name: São Lourenço 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 São Lourenço da Serra, Brazil.

Current AQI
Good CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

169h

PM2.5 Station

169h · 3 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-05-30	68	37–116	20.5 µg/m³	18.6	14h	24
2026-05-29	63	34–96	17.9 µg/m³	14.8	24h	24
2026-05-28	59	30–103	16.5 µg/m³	5.2	24h	29
2026-05-27	82	57–164	27.5 µg/m³	25.3	24h	27
2026-05-26	83	45–152	27.0 µg/m³	20.9	24h	28
2026-05-25	86	48–160	28.7 µg/m³	25.5	24h	28
2026-05-24	80	62–139	25.6 µg/m³	29.8	24h	30
2026-05-23	77	55–112	24.5 µg/m³	27.9	11h	32

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