What is the air quality trend in San Vicente?

Over the past 3 days, San Vicente had an average AQI of 81 based on station measurements. The worst day was 2026-05-30 with AQI 157.

How is San Vicente air quality measured?

Air quality in San Vicente 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 San Vicente, Chile

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

Historical PM2.5 and AQI trend from monitoring stations near San Vicente, Chile.

Current AQI
Moderate CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

42h

PM2.5 Station

42h · 1 station

Temperature GFS model

8pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-05-30	157	156–158	66.8 µg/m³	2h	2
2026-05-29	45	3–158	14.2 µg/m³	22h	2
2026-05-28	43	7–173	15.3 µg/m³	18h	2

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