What is the air quality trend in Pôr do Sol?

Over the past 15 days, Pôr do Sol had an average AQI of 25 based on station measurements. The worst day was 2026-05-17 with AQI 58.

How is Pôr do Sol air quality measured?

Air quality in Pôr do Sol 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 Pôr do Sol, Brazil

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

Historical PM2.5 and AQI trend from monitoring stations near Pôr do Sol, Brazil.

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

319h

PM2.5 Station

319h · 1 station

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-05-30	37	21–66	9.0 µg/m³	9.1	16h	1
2026-05-29	18	8–42	4.4 µg/m³	4.4	24h	1
2026-05-28	21	8–38	5.0 µg/m³	5.3	24h	1
2026-05-27	17	4–53	4.2 µg/m³	4.4	24h	1
2026-05-26	13	4–59	3.2 µg/m³	3.5	23h	1
2026-05-25	11	4–59	2.9 µg/m³	2.9	17h	1
2026-05-24	13	4–29	3.1 µg/m³	3.2	22h	1
2026-05-23	17	4–50	4.2 µg/m³	4.4	21h	1
2026-05-22	21	4–57	5.2 µg/m³	5.4	22h	1
2026-05-21	41	21–59	10.2 µg/m³	10.4	24h	1
2026-05-20	24	12–42	5.8 µg/m³	6.0	24h	1
2026-05-19	26	12–53	6.3 µg/m³	6.4	22h	1
2026-05-18	32	21–53	7.8 µg/m³	8.0	24h	1
2026-05-17	58	25–127	17.2 µg/m³	18.4	24h	1
2026-05-16	28	4–66	7.0 µg/m³	7.1	8h	1

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