What is the air quality trend in Arrentela?

Over the past 8 days, Arrentela had an average AQI of 6 based on station measurements. The worst day was 2026-06-04 with AQI 12.

How is Arrentela air quality measured?

Air quality in Arrentela 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 Arrentela, Portugal

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

Historical PM2.5 and AQI trend from monitoring stations near Arrentela, Portugal.

Current AQI
Good CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

82h

PM2.5 Station

82h · 1 station

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-06-09	5	1–12	1.0 µg/m³	1.6	9h	1
2026-06-08	7	3–13	1.7 µg/m³	2.3	13h	1
2026-06-07	7	3–15	1.8 µg/m³	2.6	19h	1
2026-06-06	7	1–18	1.6 µg/m³	2.7	12h	1
2026-06-05	2	2–3	0.6 µg/m³	1.0	3h	1
2026-06-04	12	3–22	2.8 µg/m³	3.6	12h	1
2026-06-03	6	1–35	1.5 µg/m³	2.0	10h	1
2026-06-02	2	1–5	0.6 µg/m³	1.4	4h	1

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