What is the air quality trend in Calafell?

Over the past 3 days, Calafell had an average AQI of 55 based on station measurements. The worst day was 2026-07-21 with AQI 72.

How is Calafell air quality measured?

Air quality in Calafell 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 Calafell, Spain

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

Historical PM2.5 and AQI trend from monitoring stations near Calafell, Spain.

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

19h

PM2.5 Station

19h · 2 stations

Temperature GFS model

8pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-07-22	51	32–70	13.8 µg/m³	9h	2
2026-07-21	72	65–78	21.8 µg/m³	2h	2
2026-07-20	43	29–61	10.9 µg/m³	8h	1

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