What is the air quality trend in Arenys de Mar?

Over the past 3 days, Arenys de Mar had an average AQI of 45 based on station measurements. The worst day was 2026-07-20 with AQI 46.

How is Arenys de Mar air quality measured?

Air quality in Arenys de Mar 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 Arenys de Mar, Spain

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

Historical PM2.5 and AQI trend from monitoring stations near Arenys de Mar, Spain.

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

18h

PM2.5 Station

18h · 3 stations

Temperature GFS model

8pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-07-22	44	30–59	10.7 µg/m³	7h	2
2026-07-21	46	31–59	11.6 µg/m³	3h	1
2026-07-20	46	30–57	11.1 µg/m³	8h	1

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