What is the air quality trend in Darwen?

Over the past 15 days, Darwen had an average AQI of 70 based on station measurements. The worst day was 2026-05-19 with AQI 91.

How is Darwen air quality measured?

Air quality in Darwen 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 Darwen, United Kingdom

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

Historical PM2.5 and AQI trend from monitoring stations near Darwen, 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 · 8 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-05-30	41	41–41	9.9 µg/m³	—	1h	8
2026-05-29	51	22–103	14.1 µg/m³	2.5	24h	8
2026-05-28	67	36–141	20.0 µg/m³	9.4	24h	10
2026-05-27	68	25–106	20.4 µg/m³	4.0	24h	11
2026-05-26	76	39–159	24.7 µg/m³	9.4	24h	11
2026-05-25	87	25–177	32.3 µg/m³	4.4	24h	14
2026-05-24	70	38–188	23.2 µg/m³	7.6	24h	10
2026-05-23	62	25–181	20.3 µg/m³	4.3	24h	11
2026-05-22	60	30–90	17.1 µg/m³	7.1	24h	13
2026-05-21	73	26–171	25.0 µg/m³	5.0	24h	11
2026-05-20	89	30–168	33.7 µg/m³	3.2	24h	12
2026-05-19	91	16–187	33.3 µg/m³	1.8	24h	12
2026-05-18	72	38–154	22.3 µg/m³	3.8	24h	12
2026-05-17	79	33–156	25.7 µg/m³	—	23h	13
2026-05-16	66	17–110	20.0 µg/m³	1.5	21h	14

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