What is the air quality trend in Heywood?

Over the past 15 days, Heywood had an average AQI of 66 based on station measurements. The worst day was 2026-05-19 with AQI 88.

How is Heywood air quality measured?

Air quality in Heywood 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 Heywood, United Kingdom

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

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

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

336h

PM2.5 Station

336h · 1 station

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-05-29	63	12–174	20.8 µg/m³	3.3	22h	9
2026-05-28	58	37–90	15.5 µg/m³	10.3	24h	10
2026-05-27	60	31–92	16.7 µg/m³	5.3	24h	11
2026-05-26	73	36–140	22.5 µg/m³	10.8	24h	12
2026-05-25	74	36–151	23.3 µg/m³	5.1	24h	13
2026-05-24	46	20–90	12.3 µg/m³	4.2	24h	9
2026-05-23	62	30–130	18.0 µg/m³	6.0	24h	12
2026-05-22	72	41–159	22.5 µg/m³	7.7	24h	13
2026-05-21	71	25–152	21.9 µg/m³	4.1	24h	12
2026-05-20	74	31–148	23.2 µg/m³	2.8	24h	12
2026-05-19	88	24–166	31.8 µg/m³	3.6	24h	13
2026-05-18	73	18–163	24.3 µg/m³	3.5	24h	13
2026-05-17	70	10–165	23.0 µg/m³	5.4	24h	14
2026-05-16	62	14–153	18.8 µg/m³	4.3	24h	15
2026-05-15	58	53–64	15.8 µg/m³	2.3	2h	10

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