What is the air quality trend in Serra Negra?

Over the past 15 days, Serra Negra had an average AQI of 48 based on station measurements. The worst day was 2026-07-28 with AQI 62.

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
Good CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

330h

PM2.5 Station

330h · 5 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-08-08	37	14–67	9.5 µg/m³	7h	4
2026-08-07	43	20–72	10.8 µg/m³	23h	4
2026-08-06	44	26–119	11.4 µg/m³	24h	6
2026-08-05	45	29–74	11.3 µg/m³	24h	5
2026-08-04	48	17–138	12.9 µg/m³	24h	5
2026-08-03	53	24–149	14.0 µg/m³	24h	5
2026-08-02	52	24–102	14.6 µg/m³	24h	5
2026-08-01	48	14–92	12.7 µg/m³	24h	5
2026-07-31	41	15–78	10.5 µg/m³	24h	4
2026-07-30	46	20–163	13.3 µg/m³	24h	4
2026-07-29	55	24–162	16.8 µg/m³	24h	4
2026-07-28	62	25–191	21.1 µg/m³	23h	3
2026-07-27	57	22–142	16.1 µg/m³	24h	4
2026-07-26	55	10–100	15.9 µg/m³	23h	4
2026-07-25	48	18–198	18.6 µg/m³	14h	4

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