What is the air quality trend in São Roque?

Over the past 8 days, São Roque had an average AQI of 77 based on station measurements. The worst day was 2026-05-25 with AQI 87.

How is São Roque air quality measured?

Air quality in São Roque 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 Roque, Brazil

Name: São Roque 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 Roque, Brazil.

Current AQI
Moderate 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	69	36–114	21.0 µg/m³	21.6	16h	16
2026-05-29	67	28–163	20.8 µg/m³	14.8	24h	16
2026-05-28	61	40–107	17.3 µg/m³	5.2	24h	18
2026-05-27	87	38–175	30.4 µg/m³	25.3	24h	17
2026-05-26	86	34–163	29.4 µg/m³	20.9	24h	19
2026-05-25	87	45–145	28.9 µg/m³	25.5	24h	19
2026-05-24	82	55–123	26.7 µg/m³	29.8	24h	19
2026-05-23	83	58–171	30.2 µg/m³	32.9	9h	20

Back to São Roque Air Quality