What is the air quality trend in Chislehurst?

Over the past 21 days, Chislehurst had an average AQI of 63 based on station measurements. The worst day was 2026-05-25 with AQI 86.

How is Chislehurst air quality measured?

Air quality in Chislehurst 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 Chislehurst, United Kingdom

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

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

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

480h

PM2.5 Station

480h · 20 stations

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-05-30	37	36–38	8.8 µg/m³	3h	36
2026-05-29	56	31–99	14.9 µg/m³	24h	44
2026-05-28	57	36–150	15.6 µg/m³	24h	40
2026-05-27	66	46–103	19.4 µg/m³	24h	46
2026-05-26	65	44–90	18.7 µg/m³	24h	47
2026-05-25	86	57–147	28.3 µg/m³	24h	54
2026-05-24	66	35–113	19.4 µg/m³	24h	44
2026-05-23	71	44–148	21.6 µg/m³	24h	50
2026-05-22	68	28–105	20.7 µg/m³	24h	49
2026-05-21	79	43–156	25.4 µg/m³	24h	45
2026-05-20	68	42–117	20.3 µg/m³	24h	48
2026-05-19	71	35–114	21.7 µg/m³	24h	54
2026-05-18	62	23–90	17.9 µg/m³	24h	53
2026-05-17	63	28–101	18.2 µg/m³	24h	52
2026-05-16	58	20–96	16.6 µg/m³	24h	51
2026-05-15	54	26–80	14.2 µg/m³	24h	59
2026-05-14	64	32–94	18.6 µg/m³	24h	57
2026-05-13	60	35–95	16.9 µg/m³	24h	53
2026-05-12	62	41–105	17.3 µg/m³	24h	54
2026-05-11	57	28–90	15.8 µg/m³	24h	54
2026-05-10	67	41–151	19.6 µg/m³	21h	54

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