What is the air quality trend in Guariba?

Over the past 15 days, Guariba had an average AQI of 67 based on station measurements. The worst day was 2026-06-04 with AQI 94.

How is Guariba air quality measured?

Air quality in Guariba 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 Guariba, Brazil

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

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

Current AQI
Moderate CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

252h

PM2.5 Station

252h · 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	70	8–158	23.1 µg/m³	9h	1
2026-06-08	86	10–233	37.0 µg/m³	21h	1
2026-06-07	62	21–129	18.7 µg/m³	16h	2
2026-06-06	63	5–179	21.9 µg/m³	21h	1
2026-06-05	49	6–203	19.2 µg/m³	19h	1
2026-06-04	94	33–186	35.5 µg/m³	19h	2
2026-06-03	78	8–348	35.7 µg/m³	20h	1
2026-06-02	60	4–169	20.1 µg/m³	23h	1
2026-06-01	62	9–128	19.4 µg/m³	15h	2
2026-05-31	39	13–152	11.1 µg/m³	13h	1
2026-05-30	86	25–154	29.9 µg/m³	12h	2
2026-05-29	71	26–149	22.6 µg/m³	19h	1
2026-05-28	66	22–134	20.5 µg/m³	16h	2
2026-05-27	84	23–161	28.9 µg/m³	21h	2
2026-05-26	40	15–57	9.9 µg/m³	8h	2

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