What is the air quality trend in Sunbury-on-Thames?

Over the past 15 days, Sunbury-on-Thames had an average AQI of 46 based on station measurements. The worst day was 2026-05-26 with AQI 66.

How is Sunbury-on-Thames air quality measured?

Air quality in Sunbury-on-Thames 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 Sunbury-on-Thames, United Kingdom

Name: Sunbury-on-Thames Air Quality History
Creator: CERNS.IO
License: https://creativecommons.org/licenses/by/4.0/

Historical PM2.5 and AQI trend from monitoring stations near Sunbury-on-Thames, United Kingdom.

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

336h

PM2.5 Station

336h · 1 station

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-06-09	41	13–71	9.5 µg/m³	6.0	13h	19
2026-06-08	51	22–92	14.1 µg/m³	6.5	24h	23
2026-06-07	49	24–69	12.5 µg/m³	10.1	24h	23
2026-06-06	49	27–94	13.1 µg/m³	6.2	24h	23
2026-06-05	52	28–67	13.6 µg/m³	7.8	24h	23
2026-06-04	55	28–152	15.4 µg/m³	6.7	24h	23
2026-06-03	51	17–93	13.6 µg/m³	7.3	24h	23
2026-06-02	42	16–63	10.3 µg/m³	5.6	24h	28
2026-06-01	32	15–66	8.0 µg/m³	6.5	24h	26
2026-05-31	23	16–38	5.5 µg/m³	6.5	24h	26
2026-05-30	35	23–50	8.5 µg/m³	12.2	24h	27
2026-05-29	42	33–54	10.0 µg/m³	15.8	24h	28
2026-05-28	47	30–79	11.9 µg/m³	21.2	24h	26
2026-05-27	62	37–86	17.7 µg/m³	23.4	24h	29
2026-05-26	66	43–155	19.6 µg/m³	22.5	11h	31

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