What is the air quality trend in San Javier?

Over the past 15 days, San Javier had an average AQI of 23 based on station measurements. The worst day was 2026-10-13 with AQI 54.

How is San Javier air quality measured?

Air quality in San Javier 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 Javier, Chile

Name: San Javier 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 Javier, Chile.

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

287h

PM2.5 Station

287h · 1 station

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-10-22	9	8–13	2.2 µg/m³	4h	1
2026-10-21	5	4–13	1.3 µg/m³	15h	1
2026-10-20	28	4–63	7.2 µg/m³	20h	1
2026-10-19	21	4–46	5.0 µg/m³	23h	1
2026-10-18	28	13–46	6.6 µg/m³	24h	1
2026-10-17	34	13–112	8.7 µg/m³	24h	1
2026-10-16	22	4–38	5.4 µg/m³	24h	1
2026-10-15	23	8–38	5.5 µg/m³	24h	1
2026-10-14	11	4–25	2.7 µg/m³	17h	1
2026-10-13	54	4–132	16.0 µg/m³	22h	1
2026-10-12	17	4–29	4.1 µg/m³	24h	1
2026-10-11	41	8–127	12.2 µg/m³	24h	1
2026-10-10	42	21–63	10.6 µg/m³	24h	1
2026-10-09	17	4–68	4.4 µg/m³	15h	1
2026-10-08	4	4–4	1.0 µg/m³	3h	1

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