What is the air quality trend in Santa Gertrudes?

Over the past 8 days, Santa Gertrudes had an average AQI of 55 based on station measurements. The worst day was 2026-07-17 with AQI 65.

How is Santa Gertrudes air quality measured?

Air quality in Santa Gertrudes 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 Santa Gertrudes, Brazil

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

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

Current AQI
Moderate Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

168h

PM2.5 Station

168h · 9 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-07-22	65	60–71	18.5 µg/m³	4h	8
2026-07-21	43	23–151	11.5 µg/m³	24h	10
2026-07-20	42	22–69	10.4 µg/m³	24h	10
2026-07-19	47	25–74	12.3 µg/m³	24h	11
2026-07-18	58	28–139	16.2 µg/m³	24h	11
2026-07-17	65	30–138	19.4 µg/m³	24h	11
2026-07-16	60	40–187	19.2 µg/m³	24h	10
2026-07-15	60	14–94	17.3 µg/m³	20h	9

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