What is the air quality trend in Keighley?

Over the past 15 days, Keighley had an average AQI of 44 based on station measurements. The worst day was 2026-10-09 with AQI 66.

How is Keighley air quality measured?

Air quality in Keighley 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 Keighley, United Kingdom

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

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

Current AQI
Moderate Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

330h

PM2.5 Station

330h · 7 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-10-21	55	21–132	16.5 µg/m³	13h	6
2026-10-20	58	21–159	17.6 µg/m³	24h	6
2026-10-19	52	19–154	14.9 µg/m³	24h	5
2026-10-18	34	7–75	9.0 µg/m³	24h	6
2026-10-17	44	17–107	12.4 µg/m³	23h	7
2026-10-16	36	9–153	10.1 µg/m³	24h	5
2026-10-15	51	18–236	20.8 µg/m³	24h	5
2026-10-14	37	16–133	9.9 µg/m³	24h	4
2026-10-13	38	15–86	10.3 µg/m³	24h	6
2026-10-12	46	12–90	12.5 µg/m³	24h	7
2026-10-11	48	17–252	18.3 µg/m³	24h	6
2026-10-10	49	17–117	13.9 µg/m³	23h	7
2026-10-09	66	20–159	21.1 µg/m³	24h	7
2026-10-08	30	16–67	7.4 µg/m³	23h	7
2026-10-07	23	12–33	5.6 µg/m³	8h	6

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