What is the air quality trend in Souzas?

Over the past 21 days, Souzas had an average AQI of 72 based on station measurements. The worst day was 2026-05-20 with AQI 98.

How is Souzas air quality measured?

Air quality in Souzas 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 Souzas, Brazil

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

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

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

475h

PM2.5 Station

475h · 8 stations

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-05-30	62	26–99	18.9 µg/m³	15h	6
2026-05-29	65	15–123	19.7 µg/m³	24h	6
2026-05-28	64	22–127	18.8 µg/m³	24h	7
2026-05-27	81	27–153	26.4 µg/m³	24h	6
2026-05-26	91	39–212	34.8 µg/m³	24h	7
2026-05-25	76	17–171	26.0 µg/m³	24h	7
2026-05-24	88	20–207	32.7 µg/m³	24h	6
2026-05-23	72	26–154	22.6 µg/m³	24h	8
2026-05-22	60	22–126	18.3 µg/m³	24h	8
2026-05-21	77	17–182	28.7 µg/m³	24h	8
2026-05-20	98	25–194	38.6 µg/m³	24h	8
2026-05-19	83	28–192	32.2 µg/m³	24h	7
2026-05-18	64	21–151	19.0 µg/m³	24h	7
2026-05-17	57	12–177	18.9 µg/m³	22h	6
2026-05-16	59	15–107	17.7 µg/m³	23h	7
2026-05-15	76	29–191	27.2 µg/m³	24h	8
2026-05-14	79	45–168	26.2 µg/m³	23h	8
2026-05-13	74	31–157	23.6 µg/m³	24h	8
2026-05-12	69	38–121	20.7 µg/m³	24h	9
2026-05-11	68	21–189	23.2 µg/m³	23h	9
2026-05-10	68	45–129	20.0 µg/m³	9h	9

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