What is the air quality trend in Bangor?

Over the past 21 days, Bangor had an average AQI of 41 based on station measurements. The worst day was 2026-08-27 with AQI 52.

How is Bangor air quality measured?

Air quality in Bangor 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 Bangor, United Kingdom

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

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

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

469h

PM2.5 Station

469h · 4 stations

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-09-05	24	15–42	5.7 µg/m³	15h	4
2026-09-04	34	11–62	8.4 µg/m³	24h	5
2026-09-03	44	17–97	12.0 µg/m³	23h	6
2026-09-02	37	14–104	9.8 µg/m³	23h	6
2026-09-01	45	14–132	12.3 µg/m³	23h	6
2026-08-31	44	18–113	11.8 µg/m³	24h	5
2026-08-30	45	12–92	11.3 µg/m³	23h	6
2026-08-29	50	7–173	15.6 µg/m³	24h	6
2026-08-28	49	17–90	13.1 µg/m³	24h	4
2026-08-27	52	16–113	14.5 µg/m³	24h	5
2026-08-26	47	21–90	12.5 µg/m³	24h	5
2026-08-25	45	18–97	12.0 µg/m³	24h	5
2026-08-24	42	24–68	10.7 µg/m³	24h	5
2026-08-23	40	18–76	10.0 µg/m³	23h	6
2026-08-22	32	18–50	7.8 µg/m³	24h	5
2026-08-21	39	10–70	10.0 µg/m³	24h	4
2026-08-20	50	29–81	13.1 µg/m³	24h	6
2026-08-19	40	14–66	10.2 µg/m³	23h	5
2026-08-18	32	11–93	8.1 µg/m³	23h	5
2026-08-17	42	11–84	11.2 µg/m³	23h	6
2026-08-16	43	36–56	10.6 µg/m³	6h	5

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