What is the air quality trend in Keighley?

Over the past 20 days, Keighley had an average AQI of 71 based on station measurements. The worst day was 2026-05-19 with AQI 89.

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
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

477h

PM2.5 Station

477h · 5 stations

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-05-29	71	30–192	25.6 µg/m³	22h	8
2026-05-28	65	23–144	19.0 µg/m³	24h	7
2026-05-27	73	41–111	22.5 µg/m³	24h	9
2026-05-26	80	53–157	25.8 µg/m³	24h	10
2026-05-25	74	22–173	25.9 µg/m³	24h	11
2026-05-24	81	39–284	31.6 µg/m³	24h	8
2026-05-23	64	14–108	19.3 µg/m³	24h	9
2026-05-22	73	32–156	23.1 µg/m³	24h	11
2026-05-21	76	20–168	25.3 µg/m³	24h	10
2026-05-20	79	33–156	25.7 µg/m³	24h	10
2026-05-19	89	19–177	34.6 µg/m³	24h	11
2026-05-18	77	19–161	25.3 µg/m³	24h	11
2026-05-17	64	6–113	19.3 µg/m³	24h	12
2026-05-16	67	17–152	20.5 µg/m³	23h	13
2026-05-15	59	23–100	16.7 µg/m³	24h	12
2026-05-14	76	35–173	25.1 µg/m³	24h	14
2026-05-13	71	27–186	23.8 µg/m³	24h	14
2026-05-12	64	22–101	18.7 µg/m³	24h	13
2026-05-11	62	30–157	18.5 µg/m³	24h	12
2026-05-10	60	31–123	17.2 µg/m³	24h	13

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