What is the air quality trend in Ílhavo?

Over the past 3 days, Ílhavo had an average AQI of 19 based on station measurements. The worst day was 2026-06-09 with AQI 34.

How is Ílhavo air quality measured?

Air quality in Ílhavo 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 Ílhavo, Portugal

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

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

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

31h

PM2.5 Station

31h · 1 station

Temperature GFS model

8pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-06-09	34	1–82	9.2 µg/m³	10.3	15h	1
2026-06-08	14	2–44	3.5 µg/m³	4.4	15h	1
2026-06-07	10	10–10	2.3 µg/m³	3.2	1h	1

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