What is the air quality trend in Purley?

Over the past 8 days, Purley had an average AQI of 51 based on station measurements. The worst day was 2026-06-04 with AQI 58.

How is Purley air quality measured?

Air quality in Purley 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 Purley, United Kingdom

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

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

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

168h

PM2.5 Station

168h · 28 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-06-09	40	27–63	10.1 µg/m³	8.7	9h	33
2026-06-08	48	24–85	12.6 µg/m³	7.6	24h	37
2026-06-07	49	32–68	12.5 µg/m³	12.9	24h	37
2026-06-06	49	30–66	12.6 µg/m³	7.8	24h	38
2026-06-05	57	26–102	15.6 µg/m³	9.8	24h	38
2026-06-04	58	35–136	16.1 µg/m³	8.8	24h	38
2026-06-03	55	35–101	15.0 µg/m³	9.1	24h	37
2026-06-02	53	4–105	14.2 µg/m³	8.3	15h	42

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