What is the air quality trend in Portadown?

Over the past 3 days, Portadown had an average AQI of 43 based on station measurements. The worst day was 2026-07-20 with AQI 50.

How is Portadown air quality measured?

Air quality in Portadown 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 Portadown, United Kingdom

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

Historical PM2.5 and AQI trend from monitoring stations near Portadown, United Kingdom.

Current AQI
Moderate Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

49h

PM2.5 Station

49h · 1 station

Temperature GFS model

8pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-07-22	35	15–56	8.5 µg/m³	8h	4
2026-07-21	44	20–97	11.6 µg/m³	24h	6
2026-07-20	50	13–167	15.5 µg/m³	17h	5

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