What is the air quality trend in Santa Bárbara d'Oeste?

Over the past 14 days, Santa Bárbara d'Oeste had an average AQI of 34 based on station measurements. The worst day was 2026-10-14 with AQI 56.

How is Santa Bárbara d'Oeste air quality measured?

Air quality in Santa Bárbara d'Oeste 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 Santa Bárbara d'Oeste, Brazil

Name: Santa Bárbara d'Oeste Air Quality History
Creator: CERNS.IO
License: https://creativecommons.org/licenses/by/4.0/

Historical PM2.5 and AQI trend from monitoring stations near Santa Bárbara d'Oeste, Brazil.

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

326h

PM2.5 Station

326h · 7 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-10-21	40	18–111	10.4 µg/m³	23h	11
2026-10-20	37	18–162	10.4 µg/m³	24h	11
2026-10-19	33	13–54	7.8 µg/m³	24h	12
2026-10-18	31	9–152	8.7 µg/m³	24h	13
2026-10-17	33	14–74	8.2 µg/m³	24h	12
2026-10-16	31	15–55	7.5 µg/m³	24h	11
2026-10-15	42	16–109	11.4 µg/m³	24h	11
2026-10-14	56	18–156	16.1 µg/m³	24h	11
2026-10-13	34	16–82	8.6 µg/m³	24h	11
2026-10-12	25	12–64	6.2 µg/m³	24h	12
2026-10-11	35	12–64	8.7 µg/m³	24h	11
2026-10-10	29	12–60	7.2 µg/m³	24h	13
2026-10-09	31	12–95	7.9 µg/m³	24h	12
2026-10-08	29	6–85	7.9 µg/m³	15h	2

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