What is the air quality trend in Bertioga?

Over the past 21 days, Bertioga had an average AQI of 51 based on station measurements. The worst day was 2026-08-20 with AQI 67.

How is Bertioga air quality measured?

Air quality in Bertioga 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 Bertioga, Brazil

Name: Bertioga Air Quality History
Creator: CERNS.IO
License: https://creativecommons.org/licenses/by/4.0/

Historical PM2.5 and AQI trend from monitoring stations near Bertioga, Brazil.

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

477h

PM2.5 Station

477h · 11 stations

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-09-05	48	32–125	12.8 µg/m³	15h	11
2026-09-04	46	25–67	11.8 µg/m³	24h	12
2026-09-03	44	23–84	11.1 µg/m³	24h	12
2026-09-02	40	25–62	9.7 µg/m³	24h	10
2026-09-01	46	23–122	12.2 µg/m³	24h	14
2026-08-31	41	23–57	9.9 µg/m³	24h	15
2026-08-30	52	30–96	13.8 µg/m³	24h	14
2026-08-29	50	34–73	12.9 µg/m³	24h	16
2026-08-28	46	32–71	11.4 µg/m³	24h	15
2026-08-27	52	42–67	13.4 µg/m³	24h	14
2026-08-26	56	35–92	15.4 µg/m³	24h	14
2026-08-25	51	26–68	13.1 µg/m³	24h	14
2026-08-24	60	34–116	17.0 µg/m³	24h	13
2026-08-23	56	29–93	15.3 µg/m³	24h	12
2026-08-22	52	28–93	14.1 µg/m³	24h	12
2026-08-21	57	35–111	15.8 µg/m³	24h	14
2026-08-20	67	42–225	23.5 µg/m³	24h	15
2026-08-19	66	26–181	21.5 µg/m³	24h	12
2026-08-18	57	30–113	16.0 µg/m³	24h	14
2026-08-17	55	28–94	15.0 µg/m³	24h	13
2026-08-16	42	32–61	10.5 µg/m³	6h	14

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