What is the air quality trend in Astorga?

Over the past 8 days, Astorga had an average AQI of 50 based on station measurements. The worst day was 2026-07-14 with AQI 134.

How is Astorga air quality measured?

Air quality in Astorga 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 Astorga, Brazil

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

Historical PM2.5 and AQI trend from monitoring stations near Astorga, Brazil.

Current AQI
Good CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

159h

PM2.5 Station

159h · 1 station

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-07-21	51	3–156	17.5 µg/m³	38.3	21h	1
2026-07-20	20	4–164	7.3 µg/m³	14.1	24h	1
2026-07-19	20	3–77	5.3 µg/m³	11.9	21h	1
2026-07-18	37	2–117	11.7 µg/m³	25.3	21h	1
2026-07-17	48	7–155	14.8 µg/m³	30.9	22h	1
2026-07-16	52	10–194	21.4 µg/m³	45.5	24h	1
2026-07-15	39	5–145	12.0 µg/m³	20.9	24h	1
2026-07-14	134	81–188	76.9 µg/m³	140.4	2h	1

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