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

Over the past 15 days, Santa Bárbara d'Oeste had an average AQI of 67 based on station measurements. The worst day was 2026-05-27 with AQI 86.

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.

159

Current AQI
Unhealthy Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

330h

PM2.5 Station

330h · 8 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-06-09	78	28–157	25.6 µg/m³	13h	6
2026-06-08	62	19–149	18.3 µg/m³	24h	7
2026-06-07	70	28–165	22.8 µg/m³	24h	5
2026-06-06	68	31–152	21.0 µg/m³	24h	6
2026-06-05	74	21–208	29.0 µg/m³	24h	6
2026-06-04	60	10–157	18.3 µg/m³	24h	5
2026-06-03	70	23–169	23.1 µg/m³	24h	7
2026-06-02	66	25–116	19.7 µg/m³	24h	6
2026-06-01	45	17–89	12.4 µg/m³	23h	5
2026-05-31	40	5–81	10.7 µg/m³	22h	3
2026-05-30	64	14–195	21.8 µg/m³	23h	5
2026-05-29	75	28–159	24.9 µg/m³	24h	6
2026-05-28	71	15–155	22.3 µg/m³	23h	5
2026-05-27	86	25–154	28.4 µg/m³	23h	6
2026-05-26	83	41–145	27.3 µg/m³	11h	7

Back to Santa Bárbara d'Oeste Air Quality