What is the air quality trend in São Pedro?

Over the past 8 days, São Pedro had an average AQI of 61 based on station measurements. The worst day was 2026-05-26 with AQI 84.

How is São Pedro air quality measured?

Air quality in São Pedro 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 Pedro, Brazil

Name: São Pedro 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 Pedro, Brazil.

Current AQI
Moderate CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

139h

PM2.5 Station

139h · 2 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-05-30	54	15–139	15.7 µg/m³	11h	2
2026-05-29	57	15–173	18.4 µg/m³	18h	2
2026-05-28	64	26–112	19.0 µg/m³	22h	2
2026-05-27	60	4–155	19.0 µg/m³	19h	2
2026-05-26	84	18–170	29.8 µg/m³	20h	2
2026-05-25	58	9–168	19.7 µg/m³	21h	2
2026-05-24	61	19–154	18.6 µg/m³	20h	2
2026-05-23	53	25–91	14.7 µg/m³	8h	2

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