What is the air quality trend in Atherton?

Over the past 15 days, Atherton had an average AQI of 70 based on station measurements. The worst day was 2026-05-20 with AQI 89.

How is Atherton air quality measured?

Air quality in Atherton 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 Atherton, United Kingdom

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

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

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

334h

PM2.5 Station

334h · 7 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-05-29	51	12–98	13.9 µg/m³	20h	9
2026-05-28	61	35–181	19.0 µg/m³	24h	10
2026-05-27	66	27–104	19.5 µg/m³	24h	11
2026-05-26	77	48–154	24.5 µg/m³	24h	12
2026-05-25	85	31–160	28.8 µg/m³	24h	13
2026-05-24	53	29–101	14.4 µg/m³	24h	10
2026-05-23	63	26–164	19.0 µg/m³	24h	12
2026-05-22	69	47–97	20.8 µg/m³	24h	13
2026-05-21	84	32–192	29.9 µg/m³	24h	12
2026-05-20	89	38–191	32.8 µg/m³	24h	12
2026-05-19	88	39–165	30.3 µg/m³	24h	12
2026-05-18	82	25–151	26.6 µg/m³	24h	13
2026-05-17	69	6–100	21.2 µg/m³	24h	12
2026-05-16	65	7–156	19.6 µg/m³	23h	14
2026-05-15	56	35–70	15.6 µg/m³	3h	10

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