What is the air quality trend in Pirassununga?

Over the past 8 days, Pirassununga had an average AQI of 55 based on station measurements. The worst day was 2026-06-07 with AQI 73.

How is Pirassununga air quality measured?

Air quality in Pirassununga 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 Pirassununga, Brazil

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

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

Current AQI
Good CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

68h

PM2.5 Station

68h · 1 station

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-06-13	38	38–38	9.1 µg/m³	1h	1
2026-06-12	68	4–121	21.7 µg/m³	6h	1
2026-06-11	24	7–58	5.9 µg/m³	11h	1
2026-06-10	52	9–117	15.5 µg/m³	10h	1
2026-06-09	67	16–175	24.7 µg/m³	13h	1
2026-06-08	46	7–129	14.6 µg/m³	11h	1
2026-06-07	73	8–169	29.0 µg/m³	9h	1
2026-06-06	72	17–231	36.2 µg/m³	7h	1

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