What is the air quality trend in Chatham?

Over the past 15 days, Chatham had an average AQI of 62 based on station measurements. The worst day was 2026-05-17 with AQI 78.

How is Chatham air quality measured?

Air quality in Chatham 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 Chatham, United Kingdom

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

Historical PM2.5 and AQI trend from monitoring stations near Chatham, 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
2026-05-29	45	6–73	11.5 µg/m³	20.5	21h	22
2026-05-28	58	43–137	15.5 µg/m³	25.6	24h	22
2026-05-27	60	38–99	16.8 µg/m³	25.9	24h	24
2026-05-26	68	37–156	20.7 µg/m³	22.9	24h	25
2026-05-25	71	38–155	21.9 µg/m³	29.9	24h	30
2026-05-24	58	36–111	15.9 µg/m³	24.4	24h	21
2026-05-23	53	35–99	13.8 µg/m³	18.3	24h	23
2026-05-22	57	32–92	15.6 µg/m³	15.2	24h	26
2026-05-21	63	24–162	19.9 µg/m³	9.1	24h	20
2026-05-20	73	34–149	22.9 µg/m³	15.8	24h	22
2026-05-19	77	32–158	24.9 µg/m³	12.7	24h	30
2026-05-18	63	29–115	19.0 µg/m³	7.5	24h	29
2026-05-17	78	36–143	24.8 µg/m³	7.1	24h	37
2026-05-16	57	14–92	16.3 µg/m³	9.1	24h	34
2026-05-15	54	46–61	14.0 µg/m³	11.7	3h	30

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