What is the air quality trend in Jardim Helena?

Over the past 8 days, Jardim Helena had an average AQI of 76 based on station measurements. The worst day was 2026-06-09 with AQI 93.

How is Jardim Helena air quality measured?

Air quality in Jardim Helena 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 Jardim Helena, Brazil

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

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

110

Current AQI
Unhealthy for sensitive groups Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

168h

PM2.5 Station

168h · 3 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-06-09	93	66–157	32.2 µg/m³	49.8	13h	19
2026-06-08	80	30–158	26.4 µg/m³	33.5	24h	23
2026-06-07	83	52–155	27.1 µg/m³	42.3	24h	22
2026-06-06	74	52–152	23.1 µg/m³	23.6	24h	24
2026-06-05	70	38–146	21.3 µg/m³	5.8	24h	24
2026-06-04	72	35–107	22.4 µg/m³	10.0	24h	22
2026-06-03	74	35–163	23.9 µg/m³	11.3	24h	23
2026-06-02	69	53–77	20.9 µg/m³	13.8	11h	25

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