What is the air quality trend in Leigh?

Over the past 6 days, Leigh had an average AQI of 17 based on station measurements. The worst day was 2026-08-29 with AQI 86.

How is Leigh air quality measured?

Air quality in Leigh 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 Leigh, United Kingdom

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

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

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

60h

PM2.5 Station

60h · 1 station

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-09-05	2	1–4	0.6 µg/m³	3h	1
2026-09-04	4	1–13	0.8 µg/m³	6h	1
2026-09-03	5	1–24	1.0 µg/m³	17h	1
2026-09-02	5	2–13	1.2 µg/m³	17h	1
2026-09-01	5	2–11	1.0 µg/m³	14h	1
2026-08-29	86	22–149	30.2 µg/m³	2h	2

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