What is the air quality trend in Ascot?

Over the past 8 days, Ascot had an average AQI of 51 based on station measurements. The worst day was 2026-05-25 with AQI 65.

How is Ascot air quality measured?

Air quality in Ascot 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 Ascot, United Kingdom

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

Historical PM2.5 and AQI trend from monitoring stations near Ascot, 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 · 1 station

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-05-29	39	18–52	9.4 µg/m³	16.2	21h	32
2026-05-28	47	33–56	11.4 µg/m³	20.8	24h	31
2026-05-27	58	34–128	15.9 µg/m³	22.3	24h	35
2026-05-26	60	31–128	16.7 µg/m³	21.0	24h	38
2026-05-25	65	40–103	18.8 µg/m³	24.6	24h	43
2026-05-24	55	30–98	14.8 µg/m³	16.4	24h	32
2026-05-23	44	31–74	10.9 µg/m³	14.0	24h	35
2026-05-22	47	38–55	11.6 µg/m³	12.1	3h	37

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