What is the air quality trend in Ferraz de Vasconcelos?

Over the past 15 days, Ferraz de Vasconcelos had an average AQI of 77 based on station measurements. The worst day was 2026-05-24 with AQI 94.

How is Ferraz de Vasconcelos air quality measured?

Air quality in Ferraz de Vasconcelos 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 Ferraz de Vasconcelos, Brazil

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

Historical PM2.5 and AQI trend from monitoring stations near Ferraz de Vasconcelos, Brazil.

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

336h

PM2.5 Station

336h · 3 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-05-30	72	41–159	23.1 µg/m³	17.2	13h	30
2026-05-29	68	36–134	20.4 µg/m³	14.8	24h	29
2026-05-28	64	38–172	19.9 µg/m³	5.2	24h	35
2026-05-27	86	45–167	29.7 µg/m³	25.3	24h	34
2026-05-26	86	48–151	28.5 µg/m³	20.9	24h	34
2026-05-25	89	50–161	30.3 µg/m³	25.5	24h	34
2026-05-24	94	67–158	32.4 µg/m³	29.8	24h	36
2026-05-23	81	57–141	26.2 µg/m³	23.8	24h	40
2026-05-22	71	51–114	21.7 µg/m³	13.2	24h	36
2026-05-21	72	42–144	22.1 µg/m³	8.4	24h	36
2026-05-20	88	38–156	29.5 µg/m³	5.1	24h	37
2026-05-19	79	32–143	25.0 µg/m³	2.5	24h	33
2026-05-18	71	18–104	21.8 µg/m³	10.1	24h	35
2026-05-17	67	36–98	20.0 µg/m³	22.0	24h	30
2026-05-16	74	28–169	25.6 µg/m³	14.1	11h	25

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