What is the air quality trend in El Monte?

Over the past 7 days, El Monte had an average AQI of 154 based on station measurements. The worst day was 2026-05-24 with AQI 175.

How is El Monte air quality measured?

Air quality in El Monte 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 El Monte, Chile

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

Historical PM2.5 and AQI trend from monitoring stations near El Monte, Chile.

Current AQI
Moderate Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

168h

PM2.5 Station

168h · 8 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-05-29	161	134–179	76.7 µg/m³	24h	8
2026-05-28	139	85–173	59.5 µg/m³	24h	8
2026-05-27	143	84–177	60.5 µg/m³	24h	7
2026-05-26	132	56–172	55.9 µg/m³	24h	8
2026-05-25	167	70–230	106.9 µg/m³	24h	8
2026-05-24	175	165–186	102.2 µg/m³	24h	8
2026-05-23	161	156–168	74.9 µg/m³	24h	8

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