What is the air quality trend in Wealdstone?

Over the past 8 days, Wealdstone had an average AQI of 53 based on station measurements. The worst day was 2026-05-25 with AQI 75.

How is Wealdstone air quality measured?

Air quality in Wealdstone 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 Wealdstone, United Kingdom

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

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

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

169h

PM2.5 Station

169h · 1 station

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-05-30	2	2–2	0.5 µg/m³	1.0	1h	1
2026-05-29	46	32–63	11.6 µg/m³	15.0	24h	39
2026-05-28	55	36–163	15.6 µg/m³	21.1	24h	39
2026-05-27	62	42–101	17.6 µg/m³	24.9	24h	42
2026-05-26	64	38–113	18.5 µg/m³	21.1	24h	46
2026-05-25	75	50–120	23.3 µg/m³	26.7	24h	50
2026-05-24	60	35–89	16.7 µg/m³	20.4	24h	41
2026-05-23	62	41–145	17.7 µg/m³	15.4	24h	41

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