What is the air quality trend in Serra Negra?

Over the past 8 days, Serra Negra had an average AQI of 64 based on station measurements. The worst day was 2026-05-24 with AQI 73.

How is Serra Negra air quality measured?

Air quality in Serra Negra 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 Serra Negra, Brazil

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

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

Current AQI
Moderate CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

168h

PM2.5 Station

168h · 5 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-05-30	51	20–110	14.3 µg/m³	14h	5
2026-05-29	64	15–151	19.4 µg/m³	24h	4
2026-05-28	52	19–94	14.5 µg/m³	24h	5
2026-05-27	72	35–155	22.5 µg/m³	24h	4
2026-05-26	71	21–172	23.7 µg/m³	24h	5
2026-05-25	70	14–152	22.1 µg/m³	24h	5
2026-05-24	73	21–153	23.4 µg/m³	24h	5
2026-05-23	66	21–144	20.7 µg/m³	10h	5

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