What is the air quality trend in Portadown?

Over the past 21 days, Portadown had an average AQI of 64 based on station measurements. The worst day was 2026-05-23 with AQI 88.

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
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

471h

PM2.5 Station

471h · 1 station

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-06-09	41	8–118	11.8 µg/m³	11h	4
2026-06-08	54	7–119	15.5 µg/m³	24h	4
2026-06-07	60	17–170	18.7 µg/m³	24h	4
2026-06-06	57	19–164	17.1 µg/m³	23h	5
2026-06-05	54	11–91	15.8 µg/m³	24h	5
2026-06-04	66	17–152	20.6 µg/m³	24h	4
2026-06-03	66	5–157	21.3 µg/m³	24h	4
2026-06-02	55	14–126	16.1 µg/m³	24h	5
2026-06-01	45	16–112	12.1 µg/m³	23h	4
2026-05-31	44	5–122	12.1 µg/m³	23h	3
2026-05-30	56	28–195	18.9 µg/m³	22h	4
2026-05-29	57	12–83	15.9 µg/m³	23h	4
2026-05-28	61	15–149	18.7 µg/m³	24h	4
2026-05-27	72	18–158	22.9 µg/m³	24h	4
2026-05-26	69	40–117	20.9 µg/m³	24h	4
2026-05-25	86	6–166	30.9 µg/m³	24h	5
2026-05-24	86	13–348	37.6 µg/m³	24h	4
2026-05-23	88	28–178	32.1 µg/m³	22h	5
2026-05-22	79	17–190	28.0 µg/m³	24h	5
2026-05-21	87	18–155	29.8 µg/m³	24h	5
2026-05-20	68	15–154	21.9 µg/m³	12h	4

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