What is the air quality trend in Wealdstone?

Over the past 8 days, Wealdstone had an average AQI of 54 based on station measurements. The worst day was 2026-06-09 with AQI 60.

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

167h

PM2.5 Station

167h · 18 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	60	26–163	18.7 µg/m³	9.5	18h	29
2026-06-08	53	22–96	14.4 µg/m³	7.3	24h	30
2026-06-07	52	29–93	13.7 µg/m³	11.0	24h	31
2026-06-06	54	26–153	14.9 µg/m³	7.5	24h	31
2026-06-05	56	30–114	15.8 µg/m³	9.9	24h	30
2026-06-04	56	20–115	15.5 µg/m³	8.3	24h	31
2026-06-03	53	23–89	13.9 µg/m³	8.5	24h	30
2026-06-02	55	49–60	14.1 µg/m³	7.5	5h	35

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