What is the air quality trend in Huaral?

Over the past 7 days, Huaral had an average AQI of 38 based on station measurements. The worst day was 2026-10-15 with AQI 47.

How is Huaral air quality measured?

Air quality in Huaral 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 Huaral, Peru

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

Historical PM2.5 and AQI trend from monitoring stations near Huaral, Peru.

Current AQI
Good CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

128h

PM2.5 Station

128h · 3 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-10-21	41	5–250	17.3 µg/m³	21h	2
2026-10-20	39	7–136	10.5 µg/m³	17h	2
2026-10-19	47	15–166	15.8 µg/m³	17h	2
2026-10-18	21	5–86	5.5 µg/m³	21h	2
2026-10-17	31	14–62	7.6 µg/m³	15h	2
2026-10-16	46	9–181	17.0 µg/m³	18h	2
2026-10-15	47	5–165	15.4 µg/m³	19h	2

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