What is the air quality trend in Santiago de Surco?

Over the past 8 days, Santiago de Surco had an average AQI of 49 based on station measurements. The worst day was 2026-09-04 with AQI 58.

How is Santiago de Surco air quality measured?

Air quality in Santiago de Surco 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 Santiago de Surco, Peru

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

Historical PM2.5 and AQI trend from monitoring stations near Santiago de Surco, Peru.

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

165h

PM2.5 Station

165h · 5 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-09-06	56	27–132	15.4 µg/m³	55.5	14h	13
2026-09-05	53	23–100	14.6 µg/m³	71.0	24h	10
2026-09-04	58	23–126	16.9 µg/m³	83.0	24h	15
2026-09-03	47	22–69	12.6 µg/m³	65.3	24h	13
2026-09-02	48	20–70	12.3 µg/m³	59.5	24h	13
2026-09-01	48	18–148	12.6 µg/m³	39.4	24h	15
2026-08-31	42	19–79	10.5 µg/m³	45.1	24h	19
2026-08-30	44	26–55	10.7 µg/m³	72.9	7h	19

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