What is the air quality trend in Pirassununga?

Over the past 15 days, Pirassununga had an average AQI of 61 based on station measurements. The worst day was 2026-06-09 with AQI 104.

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

116h

PM2.5 Station

116h · 1 station

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-06-09	104	52–169	39.0 µg/m³	8h	1
2026-06-08	79	12–174	34.7 µg/m³	8h	1
2026-06-07	49	18–102	13.7 µg/m³	12h	1
2026-06-06	76	13–155	25.2 µg/m³	9h	1
2026-06-05	55	15–157	17.5 µg/m³	12h	1
2026-06-04	67	3–127	21.8 µg/m³	9h	1
2026-06-03	79	3–500	56.1 µg/m³	12h	1
2026-06-02	62	17–151	19.1 µg/m³	9h	1
2026-06-01	49	22–127	15.0 µg/m³	9h	1
2026-05-31	23	13–34	5.6 µg/m³	5h	1
2026-05-30	49	17–80	14.8 µg/m³	4h	1
2026-05-29	25	3–53	6.1 µg/m³	4h	1
2026-05-28	54	43–72	14.5 µg/m³	4h	1
2026-05-27	80	34–171	29.8 µg/m³	8h	1
2026-05-26	76	41–127	23.9 µg/m³	3h	1

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