What is the air quality trend in Cidade Tiradentes?

Over the past 8 days, Cidade Tiradentes had an average AQI of 50 based on station measurements. The worst day was 2026-08-03 with AQI 57.

How is Cidade Tiradentes air quality measured?

Air quality in Cidade Tiradentes 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 Cidade Tiradentes, Brazil

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

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

Current AQI
Moderate Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

166h

PM2.5 Station

166h · 27 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-08-08	48	40–62	11.8 µg/m³	13.5	7h	28
2026-08-07	43	22–58	10.3 µg/m³	9.1	24h	28
2026-08-06	40	28–55	9.7 µg/m³	13.1	24h	43
2026-08-05	51	37–80	12.8 µg/m³	29.0	24h	42
2026-08-04	56	36–76	15.2 µg/m³	40.0	24h	39
2026-08-03	57	35–114	15.2 µg/m³	30.2	24h	33
2026-08-02	56	39–79	14.9 µg/m³	23.2	24h	37
2026-08-01	53	42–64	13.3 µg/m³	22.4	15h	39

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