What is the air quality trend in Graneros?

Over the past 15 days, Graneros had an average AQI of 105 based on station measurements. The worst day was 2026-05-30 with AQI 142.

How is Graneros air quality measured?

Air quality in Graneros 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 Graneros, Chile

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

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

154

Current AQI
Unhealthy Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

337h

PM2.5 Station

337h · 2 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-05-30	142	132–151	51.8 µg/m³	2h	2
2026-05-29	94	63–154	32.1 µg/m³	24h	6
2026-05-28	82	54–135	26.5 µg/m³	24h	6
2026-05-27	107	65–167	38.5 µg/m³	24h	5
2026-05-26	75	36–154	23.9 µg/m³	24h	5
2026-05-25	107	63–186	42.7 µg/m³	24h	6
2026-05-24	127	91–161	47.8 µg/m³	24h	6
2026-05-23	136	86–173	54.6 µg/m³	24h	6
2026-05-22	123	7–180	49.0 µg/m³	24h	6
2026-05-21	112	77–174	42.3 µg/m³	24h	6
2026-05-20	118	76–327	50.7 µg/m³	24h	6
2026-05-19	79	51–127	25.1 µg/m³	24h	6
2026-05-18	69	40–95	20.9 µg/m³	24h	5
2026-05-17	108	65–177	40.6 µg/m³	24h	4
2026-05-16	108	66–230	43.1 µg/m³	23h	6

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