What is the air quality trend in São Lourenço?

Over the past 8 days, São Lourenço had an average AQI of 72 based on station measurements. The worst day was 2026-10-14 with AQI 91.

How is São Lourenço air quality measured?

Air quality in São Lourenço 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 São Lourenço, China

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

Historical PM2.5 and AQI trend from monitoring stations near São Lourenço, China.

Current AQI
Moderate Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

164h

PM2.5 Station

164h · 34 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-10-21	78	71–84	24.7 µg/m³	4h	38
2026-10-20	67	49–160	20.2 µg/m³	24h	26
2026-10-19	63	49–76	17.9 µg/m³	24h	22
2026-10-18	54	45–63	13.9 µg/m³	24h	30
2026-10-17	58	45–78	15.6 µg/m³	24h	25
2026-10-16	79	65–105	25.6 µg/m³	23h	19
2026-10-15	87	74–103	29.2 µg/m³	24h	21
2026-10-14	91	77–108	31.2 µg/m³	17h	16

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