What is the air quality trend in Serrana?

Over the past 7 days, Serrana had an average AQI of 52 based on station measurements. The worst day was 2026-07-17 with AQI 78.

How is Serrana air quality measured?

Air quality in Serrana 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 Serrana, Brazil

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

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

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

100h

PM2.5 Station

100h · 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	39	14–105	10.6 µg/m³	14h	1
2026-07-20	30	8–61	7.4 µg/m³	12h	1
2026-07-19	61	9–171	20.5 µg/m³	16h	1
2026-07-18	61	21–184	21.3 µg/m³	15h	1
2026-07-17	78	26–326	35.7 µg/m³	16h	1
2026-07-16	46	9–151	13.5 µg/m³	14h	1
2026-07-15	52	6–132	15.6 µg/m³	13h	1

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