What is the air quality trend in Limache?

Over the past 15 days, Limache had an average AQI of 57 based on station measurements. The worst day was 2026-08-23 with AQI 84.

How is Limache air quality measured?

Air quality in Limache 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 Limache, Chile

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

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

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

333h

PM2.5 Station

333h · 14 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-09-05	71	55–101	21.6 µg/m³	26.3	10h	15
2026-09-04	47	27–83	12.0 µg/m³	25.8	24h	16
2026-09-03	43	23–59	10.5 µg/m³	20.2	24h	18
2026-09-02	48	21–63	12.1 µg/m³	26.8	24h	18
2026-09-01	62	29–98	17.7 µg/m³	25.7	24h	20
2026-08-31	45	28–81	11.5 µg/m³	25.3	24h	18
2026-08-30	61	21–131	17.8 µg/m³	25.3	24h	18
2026-08-29	48	32–60	12.1 µg/m³	23.4	24h	17
2026-08-28	42	23–56	10.1 µg/m³	24.6	24h	16
2026-08-27	54	37–71	14.4 µg/m³	23.9	24h	17
2026-08-26	50	31–83	12.8 µg/m³	24.1	24h	17
2026-08-25	56	23–117	16.1 µg/m³	28.5	24h	15
2026-08-24	84	62–172	28.5 µg/m³	30.6	24h	16
2026-08-23	84	55–153	27.9 µg/m³	35.4	24h	17
2026-08-22	70	52–108	20.9 µg/m³	57.2	11h	17

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