What is the air quality trend in Lapa?

Over the past 8 days, Lapa had an average AQI of 65 based on station measurements. The worst day was 2026-08-29 with AQI 120.

How is Lapa air quality measured?

Air quality in Lapa 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 Lapa, Brazil

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

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

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

160h

PM2.5 Station

160h · 1 station

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-09-05	69	18–111	21.9 µg/m³	25.9	21h	2
2026-09-04	61	17–122	18.5 µg/m³	22.2	24h	2
2026-09-03	58	20–98	16.7 µg/m³	20.5	24h	2
2026-09-02	28	4–74	7.3 µg/m³	9.1	19h	1
2026-09-01	39	7–120	11.0 µg/m³	13.4	23h	2
2026-08-31	59	2–126	18.6 µg/m³	21.6	24h	2
2026-08-30	87	3–124	29.9 µg/m³	37.3	24h	2
2026-08-29	120	120–120	43.3 µg/m³	54.3	1h	2

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