What is the air quality trend in Itanhaém?

Over the past 8 days, Itanhaém had an average AQI of 46 based on station measurements. The worst day was 2026-07-18 with AQI 62.

How is Itanhaém air quality measured?

Air quality in Itanhaém 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 Itanhaém, Brazil

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

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

Current AQI
Good CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

135h

PM2.5 Station

135h · 1 station

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-07-21	52	7–158	16.4 µg/m³	19h	2
2026-07-20	37	20–73	9.3 µg/m³	18h	2
2026-07-19	43	3–82	11.1 µg/m³	22h	2
2026-07-18	62	7–180	25.0 µg/m³	19h	1
2026-07-17	52	25–187	17.1 µg/m³	20h	1
2026-07-16	46	5–111	12.6 µg/m³	18h	1
2026-07-15	42	17–97	11.0 µg/m³	18h	2
2026-07-14	37	37–37	8.9 µg/m³	1h	1

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