What is the air quality trend in Horsforth?

Over the past 8 days, Horsforth had an average AQI of 73 based on station measurements. The worst day was 2026-05-22 with AQI 81.

How is Horsforth air quality measured?

Air quality in Horsforth 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 Horsforth, United Kingdom

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

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

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

167h

PM2.5 Station

167h · 3 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-05-29	62	25–181	20.5 µg/m³	22h	7
2026-05-28	66	20–231	23.6 µg/m³	24h	6
2026-05-27	76	45–172	25.1 µg/m³	24h	8
2026-05-26	77	38–154	24.6 µg/m³	24h	8
2026-05-25	74	29–167	24.5 µg/m³	24h	10
2026-05-24	76	27–280	30.7 µg/m³	24h	7
2026-05-23	72	31–114	22.3 µg/m³	24h	8
2026-05-22	81	81–81	26.3 µg/m³	1h	9

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