What is the air quality trend in Cosmópolis?

Over the past 8 days, Cosmópolis had an average AQI of 79 based on station measurements. The worst day was 2026-05-24 with AQI 97.

How is Cosmópolis air quality measured?

Air quality in Cosmópolis 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 Cosmópolis, Brazil

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

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

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

167h

PM2.5 Station

167h · 9 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-05-30	59	21–108	16.7 µg/m³	22h	9
2026-05-29	79	40–191	27.5 µg/m³	24h	9
2026-05-28	68	23–130	21.2 µg/m³	24h	9
2026-05-27	96	24–198	39.1 µg/m³	24h	9
2026-05-26	91	53–139	30.4 µg/m³	24h	9
2026-05-25	90	30–167	31.7 µg/m³	24h	10
2026-05-24	97	56–174	36.6 µg/m³	24h	11
2026-05-23	54	54–54	13.3 µg/m³	1h	9

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