What is the air quality trend in Westhoughton?

Over the past 15 days, Westhoughton had an average AQI of 69 based on station measurements. The worst day was 2026-05-21 with AQI 83.

How is Westhoughton air quality measured?

Air quality in Westhoughton 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 Westhoughton, United Kingdom

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

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

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

333h

PM2.5 Station

333h · 9 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-05-29	55	29–99	15.0 µg/m³	19h	9
2026-05-28	59	20–172	17.8 µg/m³	24h	9
2026-05-27	62	23–100	18.2 µg/m³	24h	10
2026-05-26	69	32–136	21.1 µg/m³	24h	11
2026-05-25	77	31–163	25.3 µg/m³	24h	12
2026-05-24	53	25–158	15.2 µg/m³	24h	9
2026-05-23	64	22–152	18.7 µg/m³	24h	10
2026-05-22	67	44–95	20.0 µg/m³	24h	12
2026-05-21	83	29–165	28.1 µg/m³	24h	11
2026-05-20	75	44–199	26.4 µg/m³	24h	11
2026-05-19	80	34–167	26.6 µg/m³	24h	12
2026-05-18	78	22–151	25.2 µg/m³	24h	12
2026-05-17	79	46–129	25.4 µg/m³	23h	14
2026-05-16	72	7–195	25.2 µg/m³	23h	14
2026-05-15	70	56–82	21.5 µg/m³	4h	12

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